Search Results for "dfrobot gravity"

Press to release pleasure! Our redesigned digital push buttons come with LED, immersion gold surface, and bright colored hats. A captital D at left corner indicates that it is a digital sensor. An...

Press to release pleasure! Our redesigned digital push buttons come with LED, immersion gold surface, and bright colored hats. A captital D at left corner indicates that it is a digital sensor. An illustration of button painted in the back notifying its function. Pressing it is a real fun, especially with the plastic cap off. The long pressable life also ensures its durability. |Features| Wide voltage range from 3.3V to 5V Standard assembling structure (two 3mm diameter holes with multiple of...

Gravity Arduino Starter kit is a plug&play electronics toolkit that provides Arduino beginners and makers with the easiest experience of learning and playing with the Arduino platform.Gravity...

Gravity Arduino Starter kit is a plug&play electronics toolkit that provides Arduino beginners and makers with the easiest experience of learning and playing with the Arduino platform.Gravity Starter Kit includes a DFRduino UNO R3 microcontroller, which functions exactly the same as Arduino UNO, and 12 most popular and interesting electric components and sensors. With the IO expansion shield, sensors can be connected directly onto the board without jumper wires or bread board. Sensors in the...

DFRobot's Gravity Genuino (Arduino) 101 Starter Kit is an absolute beginner kit to get started with Arduino/Genuino 101. It comes with 11 projects with easy to follow tutorials. The Gravity...

DFRobot's Gravity Genuino (Arduino) 101 Starter Kit is an absolute beginner kit to get started with Arduino/Genuino 101. It comes with 11 projects with easy to follow tutorials. The Gravity interface (Plug&Play) provides the kit a fantastic user experience while keeping the great expandability. It is an excellent kit for STEM and Maker education. This Starter Kit includes a Genuino 101 (Arduino 101 in USA) board, the latest Arduino compatible board running on a Intel curie processor, featuring...

Gravity Sensor Kit for Intel Joule is a plug & play electronics tool kit which gives inventors and IoT developers a quicker and easier experience of prototyping and productizing concepts with the...

Gravity Sensor Kit for Intel Joule is a plug & play electronics tool kit which gives inventors and IoT developers a quicker and easier experience of prototyping and productizing concepts with the Intel® JouleTM Module. The Intel® JouleTM Module is a Linux-based SoM (System on a Module) which combines a 64-bit, Quad-Core compute engine with power management services, wireless connectivity, high speed I/O and Intel® RealSense™ compatibility powered by Intel® HD Graphics. To...

After several months of "Out of Stock", DS1307 RTC module has experienced a huge upgrade. It comes with a Gravity IIC interface.Its size is also reduced to fit miniaturization application. Gravity...

After several months of "Out of Stock", DS1307 RTC module has experienced a huge upgrade. It comes with a Gravity IIC interface.Its size is also reduced to fit miniaturization application. Gravity I2C DS1307 RTC module is a easy-to-use Real Time Clock module. It is cheap and affordable in most applications such as time clock, data logger, etc. The new version DS1307 RTC module adopts high precision crystal oscillator which reduces time error dramatically. The test conducted shows the time...

Introducing the Gravity Digital Relay Module – the latest addition to DFRobot’s Gravity series! This module is a little different to the other relays in our store - not only is it...

Introducing the Gravity Digital Relay Module – the latest addition to DFRobot’s Gravity series! This module is a little different to the other relays in our store - not only is it compatible with 5V Arduino boards, but also with Raspberry Pi, BBB (BeagleBoard Black), mbed, Intel Joule, Arduino 101 and other 3.3V devices.It is specially designed for low-voltage devices and works well under 3.3V power supplies, just like the Raspberry Pi relay board. In addition, the module has a...

Gravity IO Expansion Shield with Motor Driver is a new product designed for Arduino Boards. It combines IO Expansion Shield and DC Motor Driver Shield, equipped with Gravity sensor interface and...

Gravity IO Expansion Shield with Motor Driver is a new product designed for Arduino Boards. It combines IO Expansion Shield and DC Motor Driver Shield, equipped with Gravity sensor interface and TB6612FNG dual motor driver. It also has XBee socket, I2C interface and UART port, makes the connections more convenient.With TB6612FNG dual channel motor driver IC, the shield can drive 2x1.2A DC motors at the same time. It supports PWM speed control, each channel can output 1.2A continuous current...

BME280 is an environmental sensor that integrates onboard temperature sensor, humidity sensor and barometer. The sensor is of high precision, multiple functions, and small size etc. It provides both...

BME280 is an environmental sensor that integrates onboard temperature sensor, humidity sensor and barometer. The sensor is of high precision, multiple functions, and small size etc. It provides both SPI and I2C interfaces, which make it easy to make a fast prototypes. It can be widely used in environmental monitoring, story height measurement and Internet of Things (IoT) control and so on.Gravity I2C BME280 Environmental Sensor has based on BoSCH newest MEMS sensor (Micro-Electro-Mechanical...

The concentration of carbon dioxide (0.03% usuallly) is related to daily life. Recently, there’s a study showing that the atmospheric CO2 content has reached 0.0385% (385 ppm) which is the...

The concentration of carbon dioxide (0.03% usuallly) is related to daily life. Recently, there’s a study showing that the atmospheric CO2 content has reached 0.0385% (385 ppm) which is the highest value since 2.1 million years. The raise of atmospheric CO2 content to some extent results in global climate change. How to accurately measure the carbon dioxide gas concentration is becoming a universal research topic.DFRobot released its latest high-precision analog infrared CO2 sensor. The...

This is an arduino rotation potentiometer , it is able to rotate upto 300-degree. With the Arduino IO expansion board, in combination, it can be very easy to achieve position-dependent interaction...

This is an arduino rotation potentiometer , it is able to rotate upto 300-degree. With the Arduino IO expansion board, in combination, it can be very easy to achieve position-dependent interaction with the rotating effect or produce MIDI instrument. So with this sensor you can learn how rotary potentiometer works and what analog signal is. You can have much fun with this basic input device.Gravity Interface is adapted to allow plug&play. The IO Sensor Expansion Shield is the best match for...

These LED string lights are composed of a series of LEDs that have a colorful glow. They can be used as decorations and for other interesting applications. Use them as outdoor string lights, string...

These LED string lights are composed of a series of LEDs that have a colorful glow. They can be used as decorations and for other interesting applications. Use them as outdoor string lights, string lights in your bedroom, on your patio or on a globe. There are many applications, what can you think of? Note: Use the provided adapter to power the string to avoid risk of damage.To ease the difficult of using this sensor, a Gravity Interface is adapted to allow plug&play. The IO expansion shield...

The arduino turbidity sensor detects water quality by measuring level of turbidity. It is able to detect suspended particles in water by measuring the light transmittance and scattering rate which...

The arduino turbidity sensor detects water quality by measuring level of turbidity. It is able to detect suspended particles in water by measuring the light transmittance and scattering rate which changes with the amount of total suspended solids (TSS) in water. As the TTS increases, the liquid turbidity level increases.This arduino turbidity sensor have both analog and digital signal output modes. You can select the mode according to the MCU as threshold is adjustable in digital signal...

This is a photoelectric water liquid level sensor that is operates using optical principles. The advantages of this photoelectric water liquid level sensor are good sensitivity and no need for...

This is a photoelectric water liquid level sensor that is operates using optical principles. The advantages of this photoelectric water liquid level sensor are good sensitivity and no need for mechanical parts - meaning less calibration! The corrosion resistant probe is easily mounted and can handle high temperature and high pressure. The arduino liquid sensor is equipped with an interface adapter for compatibility with the DFRobot "Gravity" interface. To ease the difficulty of using this...

DFRobot’s Expansion Shield for Intel® Joule™ is a powerful add-on component to the Intel® Joule™ compute module with its carrier Expansion Board for Intel®...

DFRobot’s Expansion Shield for Intel® Joule™ is a powerful add-on component to the Intel® Joule™ compute module with its carrier Expansion Board for Intel® Joule™. Other than what is originally supported by Intel® Joule™ and the expansion board, the expansion shield adds following features especially for robotics, smart gadget, and IoT device development uses.Analog input support3.3V / 5V switchable power voltageStandard extended connectors...

We're glad to introduce a new member in Gravity family: Gravity I2C SD2405 RTC module. This is an extremely accurate I2C real-time clock (RTC) with crystal compensation, inner chargeable battery....

We're glad to introduce a new member in Gravity family: Gravity I2C SD2405 RTC module. This is an extremely accurate I2C real-time clock (RTC) with crystal compensation, inner chargeable battery. The SD2405AL is available in industrial temperature ranges.The SD2405AL is dual power supply system. When the primary power supply goes down to an assigned value or resumes from low power, the system can switch between the primary power supply and battery automatically. Even there is no external...

If you still don’t know how to play Internet of Things (IoT), the DFRobot OBLOQ module will be ideal for connecting you to the IoT world.The core of IoT is user experience. It integrates...

If you still don’t know how to play Internet of Things (IoT), the DFRobot OBLOQ module will be ideal for connecting you to the IoT world.The core of IoT is user experience. It integrates embedded system technology, mobile technology and network technology all together, making up a smart system. It unifies hardware, software and network services, makes them become a whole.Gravity: UART OBLOQ module is a WiFi to Serial device. It faces to non-professional developers, supports standard MQTT...

This is a water pressure sensor adopts DFRobot Gravity 3-pin interface. It supports standard 5V voltage input and 0.5~4.5V linear voltage output. It is compatible with multiple Arduino controllers....

This is a water pressure sensor adopts DFRobot Gravity 3-pin interface. It supports standard 5V voltage input and 0.5~4.5V linear voltage output. It is compatible with multiple Arduino controllers. Coordinate with a DFRobot Gravity IO Expansion Shield, the water pressure sensor can be plugged into an Arduino board, wiring-free. Put it with Solenoid Valve, Water Turbine Generator and other sensors, you can build a smart water control system. Briefly speaking, this water pressure sensor is a...

Gravity: digital peristaltic pump is a new product developed by DFRobot. This is a new member of our water quality monitoring devices. It is an actuator for the liquid system.DFRobot peristaltic...

Gravity: digital peristaltic pump is a new product developed by DFRobot. This is a new member of our water quality monitoring devices. It is an actuator for the liquid system.DFRobot peristaltic pump integrates a PPM motor driver on the pump, this is a Gravity interface (PH2.0-3P) motor driver. The control signal is compatible with standard servo motor, you can use Arduino, Raspberry Pi, micro:bit and other kinds of microcontrollers to control its direction and flow speed. The tube in the pump...

In most Arduino projects, relays are the first choice to drive some large current device. It requires a certain amount of current to drive the internal coil to pick-up contact. But for some MCU,...

In most Arduino projects, relays are the first choice to drive some large current device. It requires a certain amount of current to drive the internal coil to pick-up contact. But for some MCU, like Intel Edison, Intel joule, lilypad, Raspberry Pi and other microcontroller with limited amount of current GPIO, it’s hard to drive one or more relays simultaneously.The MOSFET power controller is a module which can drive a large current device with limited current GPIO. It works as a MOSFET...

micro:bit is a pocket-sized microcontroller designed for kids and beginners to learn coding and electronics, letting them easily bring ideas into DIY digital games, interactive projects and...

micro:bit is a pocket-sized microcontroller designed for kids and beginners to learn coding and electronics, letting them easily bring ideas into DIY digital games, interactive projects and robotics.Micro:bitHowever, on-board I/O rings and crocodile clips sometimes are not handy and safe enough to connect peripherals. To explore more possibilities with micro:bit, we have designed the micro:bit Expansion Board for Boson, a carry-on board that connects to micro:bit via edge connector.The...

"Greenhouse Effect" is melting the Earth ice core every minute and creating dangerous icebergs. By knowing the exact concentration of CO2(Carbon Dioxide), we can do something to reduce the CO2 and...

"Greenhouse Effect" is melting the Earth ice core every minute and creating dangerous icebergs. By knowing the exact concentration of CO2(Carbon Dioxide), we can do something to reduce the CO2 and to protect our Earth. Here is the CO2 sensor designed by DFRobot lovely engineer. This is the first CO2 sensor in Arduino market. The output voltage of the module falls as the concentration of the CO2 increases. The potentiometer onboard is designed to set the threshold of voltage. As long as the CO2...

This is a PIR(passive infrared motion) sensor designed to work with Arduino and Raspberry Pi. It allows you to sense motion, it is commonly used to detect whether a human has moved in or out of the...

This is a PIR(passive infrared motion) sensor designed to work with Arduino and Raspberry Pi. It allows you to sense motion, it is commonly used to detect whether a human has moved in or out of the sensors range. They are small, inexpensive, low-power, easy to use and don't wear out. For that reason they are commonly found in appliances and gadgets used in homes or businesses. They are often referred to as PIR, "Passive Infrared", "Pyroelectric", or "IR motion" sensors.This PIR (Motion) Sensor...

The DFRobot Heart Rate Monitor Sensor is used to measure the electrical activity of the heart. This electrical activity can be charted as an ECG and output as an analog reading. An ECG signal can be...

The DFRobot Heart Rate Monitor Sensor is used to measure the electrical activity of the heart. This electrical activity can be charted as an ECG and output as an analog reading. An ECG signal can be extremely noisy so we have included an AD8232 chip which will generate a clear signal from the PR and QT Intervals. Using the Arduino IDE "Serial Plotter" feature, you are also able to view plotted ECG output on PC!To ease the difficult of using this sensor, a Gravity Interface is adapted to allow...

The Hall Angle Sensor is a miniature 360 degree sensor which works based on the principle of the Hall effect. It is compatible with the DFRobot Gravity sensor interface, and works with a 5V DC power...

The Hall Angle Sensor is a miniature 360 degree sensor which works based on the principle of the Hall effect. It is compatible with the DFRobot Gravity sensor interface, and works with a 5V DC power supply. The analog output is also 0~5V so it can work directly with Arduino.The Hall angle sensor works by converting its angle information to an electrical signal. When the rotation angle of the object is passed to the axis of rotation sensors, it outputs an electrical signal that is proportional...

The IO expansion shield which is special for DFRduino M0, it extends 31 general pins from M0 board, together with DFRobot typical color code 3-pin interference. This interference has sole power...

The IO expansion shield which is special for DFRduino M0, it extends 31 general pins from M0 board, together with DFRobot typical color code 3-pin interference. This interference has sole power supply and can connect to the sensors directly, which make the shield have excellent scalability and compatibility. The IO expansion shield for DFRduino M0 has inputs for external power and servo's power, to ensure the stability of powering the module. Its powerful scalability and ease-of-use can help...

Need to measure water quality and other parameters but haven't got any low cost pH meter? Find it difficult to use with Arduino? DFRobot analog pH meter, specially designed for Arduino controllers...

Need to measure water quality and other parameters but haven't got any low cost pH meter? Find it difficult to use with Arduino? DFRobot analog pH meter, specially designed for Arduino controllers and has convenient and practical "Gravity" connector and a bunch of features. Instant connection to your probe an your Arduino to get pH measurements at ± 0.1pH (25 ?). For most hobbyist this great accuracy range and it's low cost makes this a great tool for biorobotics and other projects! It...

DFRobot FireBeetle series is the low-power consumption micro-controller intentionally designed for Internet of Things (IoT). The series micro-controllers aims at IoT node of low-power consumption,...

DFRobot FireBeetle series is the low-power consumption micro-controller intentionally designed for Internet of Things (IoT). The series micro-controllers aims at IoT node of low-power consumption, attending to build the IoT hardware platform quickly and conveniently. There are three types of FireBeetle, containing Boards (main control), Covers (expansion boards) and related Accessories. FireBeetle Covers-Gravity I/O Expansion Shield is an adapter for Gravity sensors and modules. With this...

Good news! There is a new member in to the Gravity family - The Flexible 16x16 RGB LED Matrix! This module is a square panel with a soldered XH2.54 3-pin interface with pin mappings that perfectly...

Good news! There is a new member in to the Gravity family - The Flexible 16x16 RGB LED Matrix! This module is a square panel with a soldered XH2.54 3-pin interface with pin mappings that perfectly match the Arduino I/O expansion shield.This flexible 16x16 RGB full-color LED matrix module is based on WS2812 or SK6812 intelligent control LEDs. Each LED can be independently addressed with RGB pixels that can achieve 256 levels of brightness. That’s 16777216 colors in total with a scanning...

Have you ever wondered how to implement a vibration motor in your project, like you would find in a mobile phone? The latest vibration module in the DFRobot "Gravity" series will give you in-depth...

Have you ever wondered how to implement a vibration motor in your project, like you would find in a mobile phone? The latest vibration module in the DFRobot "Gravity" series will give you in-depth understanding of the principles of vibration motors. This module uses a high quality vibration motor that is the size of a coin. With this little vibration motor module, you can make some interesting Arduino projects such as an alarm, a notifier or even a vibrating robot!To make this sensor...

This product measures soil moisture levels by capacitive sensing, rather than resistive sensing like other types of moisture sensor. It is made of a corrosion resistant material giving it a long...

This product measures soil moisture levels by capacitive sensing, rather than resistive sensing like other types of moisture sensor. It is made of a corrosion resistant material giving it a long service life. Insert it into soil and impress your friends with the real-time soil moisture data!The product includes an on-board voltage regulator which gives it an operating voltage range of 3.3 ~ 5.5V. It is compatible with low-voltage MCUs (both 3.3V and 5V logic). To make it compatible with a...

The Analog Signal Isolator can isolate analog signal and provide isolated power to sensors. It can effectively prevent sensor signal interference and apply to multi-parameter water quality...

The Analog Signal Isolator can isolate analog signal and provide isolated power to sensors. It can effectively prevent sensor signal interference and apply to multi-parameter water quality monitoring sensors. Because usually sensors will be interfered by the other sensors during the measurement, especially those sensors in water quality monitoring system. For example, pH sensor (pH meter) will be affected by the electrical conductivity sensor (EC meter). The common solution is to isolate the...

The DFRobot Relay Module is a standard relay used with a controller board to interface external electrical circuits or modules. Some of the most common applications with Arduino are: Home lighting,...

The DFRobot Relay Module is a standard relay used with a controller board to interface external electrical circuits or modules. Some of the most common applications with Arduino are: Home lighting, electrical appliances of high power and other equipments. The modular design makes it easy to integrate with a controller board. The Relay integrates a status LED, in order to acknowledge visually it's status ON or OFF. It can be controlled through the digital IO port, with a simple HIGH or LOW on...

Here comes DFRobot's new Analog Ambient Light Sensor for Arduino or Raspberry Pi. Brand new design and much more convenient to use. This sensor help you to detect the light density and reflect the...

Here comes DFRobot's new Analog Ambient Light Sensor for Arduino or Raspberry Pi. Brand new design and much more convenient to use. This sensor help you to detect the light density and reflect the analog voltage signal back to Arduino controller. You can set the threshold of voltage level to trig other unit on Arduino project. We also use the enviromental PT550 light sensor and it is more sensitive to light than normal one. Place check following improvement we made. We always devote to bring...

This is a dissolved oxygen sensor kit, which is compatible with Arduino microcontrollers. This product is used to measure the dissolved oxygen in water, to reflect the water quality. It is widely...

This is a dissolved oxygen sensor kit, which is compatible with Arduino microcontrollers. This product is used to measure the dissolved oxygen in water, to reflect the water quality. It is widely applied in many water quality applications, such as aquaculture, environment monitoring, natural science and so on. There’s an old saying regarding to keeping fish, “Good fish deserves good water”. Good water quality is very important to the aquatic organisms. Dissolved oxygen is one...

An infrared transmitter is simply a Light Emitting Diode which generates IR light (invisible IR light)--light with a wavelength of between 1 mm and 750 nanometers, and some associated circuitry. In...

An infrared transmitter is simply a Light Emitting Diode which generates IR light (invisible IR light)--light with a wavelength of between 1 mm and 750 nanometers, and some associated circuitry. In an infrared remote control, for example, pushing a button sends an electric signal to the LED, which converts the signal into a beam of infrared light. The receiving device detects the light with a photo diode and converts it to an electrical signal which, via an integrated circuit, controls its...

This is an Arduino LPG gas sensor. It has MQ5 probe which is very sensitive with LPG, natural gas , town gas. It is less sensitive with alcohol, cooking fumes and cigarette smoke. The sensitivity...

This is an Arduino LPG gas sensor. It has MQ5 probe which is very sensitive with LPG, natural gas , town gas. It is less sensitive with alcohol, cooking fumes and cigarette smoke. The sensitivity can be adjusted by the potentiometer. The output is proportional to the density of gas. You can use analog reading to read the data from this sensor. To ease the difficulty of using this sensor, a Gravity Interface is adapted to allow plug&play. The Arduino IO expansion shield is the best match for...

This is an Arduino Propane Gas Sensor. It uses MQ6 probe to detect iso-butane, propane and liquefied petroleum gas (LPG). It is less sensitive with alcohol, cooking fumes and cigarette smoke.It can...

This is an Arduino Propane Gas Sensor. It uses MQ6 probe to detect iso-butane, propane and liquefied petroleum gas (LPG). It is less sensitive with alcohol, cooking fumes and cigarette smoke.It can be used in gas leakage detecting equipment in consumer and industry applications, The sensitivity can be adjusted by the potentiometer. The output is proportional to the density of gas. You can use analog reading to read the data from this sensor. To ease the difficulty of using this sensor, a...

The Water Flow sensor measures the rate of a liquid flowing through it. The YF-S401 water flow sensor consists of a plastic valve body, flow rotor and hall effect sensor. It is usually used at the...

The Water Flow sensor measures the rate of a liquid flowing through it. The YF-S401 water flow sensor consists of a plastic valve body, flow rotor and hall effect sensor. It is usually used at the inlet end to detect the amount of flow. When liquid flows through the sensor, a magnetic rotor will rotate and the rate of rotation will vary with the rate of flow. The hall effect sensor will then output a pulse width signal. Connect it to a microcontroller and you can monitor multiple devices such...

The Arduino Nano I/O Sensor Shield acts as an expansion board for the Arduino Nano and DFRduino Nano microcontrollers. There are several different options for power input. The form factor of the...

The Arduino Nano I/O Sensor Shield acts as an expansion board for the Arduino Nano and DFRduino Nano microcontrollers. There are several different options for power input. The form factor of the Nano I/O Shield board is the same as the Arduino UNO/arduino Leonardo. In addition, the sensor shield adopts Gravity interface that each pinout includes 5V and GND pins for easy connection to Gravity sensors or servos. To the best compatibility, the shield supports jumper wires for rapid prototyping....

Have you been fed up with Black/White LCD screen? Do you want to try a colorful one? DFRobot I2C 16x2 Arduino LCD with RGB Backlight Display module will bring you a new experience about screen. It...

Have you been fed up with Black/White LCD screen? Do you want to try a colorful one? DFRobot I2C 16x2 Arduino LCD with RGB Backlight Display module will bring you a new experience about screen. It comes with RGB full color backlight, which has 16 million kinds of color. Usually, Arduino LCD display projects will run out of pin resources easily, especially with Arduino Uno. And it is also very complicated with the wire soldering and connection. This I2C 16x2 LCD Screen is using an I2C...

The Gravity Water Flow sensor measures the rate of a liquid flowing through it. The YF-S201 water flow sensor consists of a plastic valve body, flow rotor and hall effect sensor. It is usually used...

The Gravity Water Flow sensor measures the rate of a liquid flowing through it. The YF-S201 water flow sensor consists of a plastic valve body, flow rotor and hall effect sensor. It is usually used at the inlet end to detect the amount of flow. When liquid flows through the sensor, a magnetic rotor will rotate and the rate of rotation will vary with the rate of flow. The hall effect sensor will then output a pulse width signal. Connect it to a microcontroller and you can monitor multiple...

nt to measure AC current it is impractical and hazardous to cut in to your live wiring. The analog AC current sensor developed by DFRobot is a good solution to this problem. Using induction you can...

nt to measure AC current it is impractical and hazardous to cut in to your live wiring. The analog AC current sensor developed by DFRobot is a good solution to this problem. Using induction you can measure AC current without intrusive methods. Place your AC wire inside the unit, connect the unit to the sensor board using the 3.5mm jack connector and connect the sensor board to an analog input on your microcontroller. Use this sensor to measure AC motors, lighting equipment, air compressors or...

The VL53L0X laser range finder is a high-precision distance sensor that based on new Time-of-Flight (ToF) principle. VL53L0X provides accurate distance measurement whatever the target reflection...

The VL53L0X laser range finder is a high-precision distance sensor that based on new Time-of-Flight (ToF) principle. VL53L0X provides accurate distance measurement whatever the target reflection unlike traditional technology. It can measure absolute distances up to 2m.DFRobot has introduced VL53L0X into Gravity Series. It provides Gravity-I2C interface, plug and play, supports 3.3V~5V power supply, and is compatible with more microcontrollers, and adapt to more application scenarios than...

INTRODUCTION Gravity: Digital Signal Isolator is capable of isolating I2C digital signal and providing isolated power to the sensor module, effectively preventing mutual interference between the...

INTRODUCTION Gravity: Digital Signal Isolator is capable of isolating I2C digital signal and providing isolated power to the sensor module, effectively preventing mutual interference between the sensor modules. This digital signal isolator can be used for multi-parameter water quality detection systems to prevent water quality sensors from interfering with each other.In many cases, interference sources are existing. For example, a running pump in a fish tank will release signals into the...

This Arduino flame sensor can be used to detect fire or other wavelength at 760 nm ~ 1100 nm light. In the fire-fighting robot game, the flame plays an important role in the probe, which can be used...

This Arduino flame sensor can be used to detect fire or other wavelength at 760 nm ~ 1100 nm light. In the fire-fighting robot game, the flame plays an important role in the probe, which can be used as the robot's eyes to find fire source or football. It can make use of fire-fighting robots, soccer robots. The Flame sensor has probe angle of 60 degrees, two M3 mounting holes is provided to install on various platforms. This arduino flame sensor's operating temperature is -25 degrees Celsius to...

The Bluno Beetle Shield expands the Beetle's single analog and digital I/O pins to the 3 pin "gravity" interface, giving more power and ground connections and making it easier to attach gravity...

The Bluno Beetle Shield expands the Beetle's single analog and digital I/O pins to the 3 pin "gravity" interface, giving more power and ground connections and making it easier to attach gravity interface modules. It also includes a convenient external power supply and a 5-8v switch to power the board on and off. To use the shield, the Bluno Beetle is stacked on to the shield's I/O pins and then soldered in place. Bluno Beetle (DFR0339) stacked on Bluno Beetle Shield|Features| Digital I/O Pins...

This is an Arduino CO/Combustible Gas sensor. It uses MQ-9 to dectect Carbon Monoxide. The sensor can be used to detect different gases containing CO and combustible gases, it is low cost and...

This is an Arduino CO/Combustible Gas sensor. It uses MQ-9 to dectect Carbon Monoxide. The sensor can be used to detect different gases containing CO and combustible gases, it is low cost and suitable for a variety of applications. The core sensing material of MQ-9 gas sensor is SnO2, which has a lower conductivity in clean air. It makes detection by cycling high and low temperature, and detects CO when low temperature (heated by 1.5V). The sensor’s conductivity is higher along with the...

Why measure EC (Electrical Conductivity) ? The salinity of the soil, irrigation water systems or fertilizer solutions is an important parameter affecting the root zone environment of plants. Any of...

Why measure EC (Electrical Conductivity) ? The salinity of the soil, irrigation water systems or fertilizer solutions is an important parameter affecting the root zone environment of plants. Any of these factors can have a significant effect on plant growth and quality. The presence of high salt levels is your warning sign to make adjustments. Low-salt levels could lead to nutrient deficiencies. Don’t wait for trouble, measure before the damage shows in your plants. In terms of liquid,...

The Bright LED module is designed for some special application. It&;#39;s using a very bright LED component as its light source. Compatible with DFRobot gravity 3-Pin interface, plug and play. What...

The Bright LED module is designed for some special application. It&;#39;s using a very bright LED component as its light source. Compatible with DFRobot gravity 3-Pin interface, plug and play. What you need is just a digital signal, you can drive it directly. Besides, the LED is so bright that do not stare at the LED in case of any eye damaging!|Specification| Operating Voltage: 5VDC Opearting Current: 20mA (Max) Dimension: 30*22(mm)/ 1.18&;rdquo;*0.87&;rdquo;(in)|Documents| Product WIKI More...

This arduino digital capacitive touch sensor provides a one-touch style switch on your Arduino project. It uses the most popular capactiive sensing technology which is the same as your mobile phone....

This arduino digital capacitive touch sensor provides a one-touch style switch on your Arduino project. It uses the most popular capactiive sensing technology which is the same as your mobile phone. Getting tired with clicking mechanic button? Try this capacitive touch sensor. Right now we can find touch sensor on most electronic device. So upgrade your Arduino project with our new version touch sensor and make it cool!!This little sensor can "feel" people and metal touch and feedback a...

Say goodbye to messy cables and clueless pluging/unpluging! This Sensor Shield is a powerful expansion shield for Arduino Mega Due. It is large enough to carry up to 3 Xbee slots, 1 microSD slot and...

Say goodbye to messy cables and clueless pluging/unpluging! This Sensor Shield is a powerful expansion shield for Arduino Mega Due. It is large enough to carry up to 3 Xbee slots, 1 microSD slot and shield headers for most Arduino shields on the market. Besides, we also added a prototyping area for convenience and adaptability for customized projects. The breakouts for Digital pins are 14 to 53, Analog pins 6 to 15 and PWM pins 2 to 9. All pinout is a Gravity interface which allows plug-play...

This Digital Self-Locking Switch module is a self-locking switch. Press the button to turn it to the "on" state and press it again to turn it to the "off" state. The board has immersion gold plating...

This Digital Self-Locking Switch module is a self-locking switch. Press the button to turn it to the "on" state and press it again to turn it to the "off" state. The board has immersion gold plating and is compatible with the "gravity" 3-pin interface making it easy to connect to an Arduino I/O Expansion Shield. |Specification| Operating Voltage: +3.3-5V Output Type: Digital Interface Mode: PH2.0-3P Dimension: 30*22mm/1.18*0.86 inches|Documents| Wiki Doc Related Documents |ShippingList|...

This encoders kit are designed for TT motors. It provides the rotation degree of the wheels. Encoder uses non-contact method to convert the angular displacement signals. Best fit with Micro DC...

This encoders kit are designed for TT motors. It provides the rotation degree of the wheels. Encoder uses non-contact method to convert the angular displacement signals. Best fit with Micro DC Geared Motor.It includes encoders, plastic tube, paper-mediated gasket etc. It uses Gravity interace which is a plug&play design to get connected with Arduino IO Expansion Shield or Raspberry IO Expansion Shield. |Specification| Voltage:+5V Current:&;lt;20mA Resolution:20 PPR Weight:20g|Documents|...

An ordinary DC motor requires an H Bridge to work with a microcontroller such as an arduino UNO. For newcomers to electronics, the process of finding the right motor driver, connecting it to the MCU...

An ordinary DC motor requires an H Bridge to work with a microcontroller such as an arduino UNO. For newcomers to electronics, the process of finding the right motor driver, connecting it to the MCU and learning the relevant electronic theory can be confusing and frustrating when you just need something to work quickly. We hope that using the DC Micro Metal gear motor changes this.The new micro DC geared motor is easy to operate - using the DFRobot "Gravity" interface, you are able to control...

An ordinary DC motor requires an H Bridge to work with a microcontroller such as an UNO. For newcomers to electronics, the process of finding the right motor driver, connecting it to the MCU and...

An ordinary DC motor requires an H Bridge to work with a microcontroller such as an UNO. For newcomers to electronics, the process of finding the right motor driver, connecting it to the MCU and learning the relevant electronic theory can be confusing and frustrating when you just need something to work quickly. We hope that using the DC Micro Metal gear motor changes this.The new micro DC geared motor is easy to operate - using the DFRobot "Gravity" interface, you are able to control the...

An ordinary DC motor requires an H Bridge to work with a microcontroller such as an UNO. For newcomers to electronics, the process of finding the right motor driver, connecting it to the MCU and...

An ordinary DC motor requires an H Bridge to work with a microcontroller such as an UNO. For newcomers to electronics, the process of finding the right motor driver, connecting it to the MCU and learning the relevant electronic theory can be confusing and frustrating when you just need something to work quickly. We hope that using the DC Micro Metal gear motor changes this.The new micro DC geared motor is easy to operate - using the DFRobot "Gravity" interface, you are able to control the...

This is an 16x2 LCD display screen with with I2C interface. It is able to display 16x2 characters on 2 lines, white characters on blue background.Usually, Arduino LCD display projects will run out...

This is an 16x2 LCD display screen with with I2C interface. It is able to display 16x2 characters on 2 lines, white characters on blue background.Usually, Arduino LCD display projects will run out of pin resources easily, especially with Arduino Uno. And it is also very complicated with the wire soldering and connection. This I2C 16x2 Arduino LCD Screen is using an I2C communication interface. It means it only needs 4 pins for the LCD display: VCC, GND, SDA, SCL. It will saves at least 4...

DFRobot presents the ultra low-power Arduino triple axis accelerometer! This device is based around a MEMS LIS2DH chip solution and has high-performance ultra-low power mode. The module is fitted...

DFRobot presents the ultra low-power Arduino triple axis accelerometer! This device is based around a MEMS LIS2DH chip solution and has high-performance ultra-low power mode. The module is fitted with a Gravity I2C interface for easy plug and play integration in to your projects. The build in LDO power management chip gives you a wide range of input voltages, from 3.3 – 5V. The on-board I2C level conversion also makes it compatible with 3.3 and 5V devices.Compared to traditional ADXL345,...

A soil moisture sensor can read the amount of moisture present in the soil surrounding it. It's an ideal for monitoring an urban garden, or your pet plant's water level. This is a must have...

A soil moisture sensor can read the amount of moisture present in the soil surrounding it. It's an ideal for monitoring an urban garden, or your pet plant's water level. This is a must have component for a IOT garden / Agriculture!The new soil moisture sensor uses Immersion Gold which protects the nickel from oxidation. Electroless nickel immersion gold (ENIG) has several advantages over more conventional (and cheaper) surface platings such as HASL (solder), including excellent surface...

This is a generic Arduino gas sensor. It has MQ2 probe which is able to detect LPG, i-butane, propane, methane ,alcohol, Hydrogen, smoke.It can be used in gas leakage detecting device in consumer...

This is a generic Arduino gas sensor. It has MQ2 probe which is able to detect LPG, i-butane, propane, methane ,alcohol, Hydrogen, smoke.It can be used in gas leakage detecting device in consumer and industry markets. It has a high sensitivity and fast response time. The sensitivity can be adjusted by the potentiometer. The output is proportional to the density of gas. You can use analog reading to read the data from this sensor. To ease the difficulty of using this sensor, a Gravity Interface...

This EMG sensor is launched by the cooperation of DFRobot and OYMotion, which can detect sEMG to reflect muscle and neural activities of human.This sensor integrates filtering circuit and amplified...

This EMG sensor is launched by the cooperation of DFRobot and OYMotion, which can detect sEMG to reflect muscle and neural activities of human.This sensor integrates filtering circuit and amplified circuit. It amplifies minimal sEMG within ±1.5mV 1000 times and depresses noises (especially power frequency interference) by differential input and analog filter circuit. The output signal is analog?which takes 1.5V as the reference voltage. The output voltage range is 0~3.0V. The signal...

Romeo BLE mini is a simplified version of Romeo board. It inherits all functions of Romeo BLE. Moreover, IT GOT A SMALLER SIZE! Yes, you got it all. It has 8 Digital pins, 4 analog pins and...

Romeo BLE mini is a simplified version of Romeo board. It inherits all functions of Romeo BLE. Moreover, IT GOT A SMALLER SIZE! Yes, you got it all. It has 8 Digital pins, 4 analog pins and integrates Bluetooth 4.0 wireless communication function. And it can easy to drive the mobile platform using two 1.2A H-bridged Motor Driver to meet the needs of small scale robots. We hope Romeo BLE mini will be a good assistant to Makers.Version Update: V2.0 has upgraded its motor driver IC, it replaces...

While there are many types of temperature sensors available in the market, the DS18B20 arduino Temperature Sensor form DALLAS is the best choice in applications which require high accuracy and high...

While there are many types of temperature sensors available in the market, the DS18B20 arduino Temperature Sensor form DALLAS is the best choice in applications which require high accuracy and high reliability. Its ultra-small size, low hardware overhead, strong anti-interference capability and high accuracy, together with other additional features makes DS18B20 even more popular among users. For electronic enthusiasts and hobbyists, the DS18B20 is a good start for learning and developing...

This is an Arduino Alcohol sensor. It uses a MQ3 probe which can be used in a Breathalyser. It has a high sensitivity to alcohol and less sensitivity to Benzine. The sensitivity is able to be...

This is an Arduino Alcohol sensor. It uses a MQ3 probe which can be used in a Breathalyser. It has a high sensitivity to alcohol and less sensitivity to Benzine. The sensitivity is able to be adjusted by the potentiometer. The output is proportional to the density of gas. You can use analog reading to read the data from this sensor. To ease the difficulty of using this sensor, a Gravity Interface is adapted to allow plug&play. The Arduino IO expansion shield is the best match for this senor...

This is an Arduino Carbon Monoxide Sensor. It uses MQ7 probe to detect Carbon Monoxide (CO) concentrations in the air from 20 to 2000ppm. The sensitivity can be adjusted by the potentiometer. The...

This is an Arduino Carbon Monoxide Sensor. It uses MQ7 probe to detect Carbon Monoxide (CO) concentrations in the air from 20 to 2000ppm. The sensitivity can be adjusted by the potentiometer. The output is proportional to the density of gas. You can use analog reading to read the data from this sensor. To ease the difficulty of using this sensor, a Gravity Interface is adapted to allow plug&play. The Arduino IO expansion shield is the best match for this senor connecting to your Arduino...

This is an Arduino CH4 gas sensor. It uses MQ4 probe which is able to detect nature gas, CH4. It is less sensitivity in detecting alcohol, cooking fumes, and cigarette smoke.The sensitivity can be...

This is an Arduino CH4 gas sensor. It uses MQ4 probe which is able to detect nature gas, CH4. It is less sensitivity in detecting alcohol, cooking fumes, and cigarette smoke.The sensitivity can be adjusted by the potentiometer. The output is proportional to the density of gas. You can use analog reading to read the data from this sensor. To ease the difficulty of using this sensor, a Gravity Interface is adapted to allow plug&play. The Arduino IO expansion shield is the best match for this...

This is an Arduino hydrogen gas sensor. It has high sensitivity to Hydrogen (H2) and less sensitivity to alcohol, LPG,cooking fumes . Hydrogen gas is highly flammable and will burn in air at a very...

This is an Arduino hydrogen gas sensor. It has high sensitivity to Hydrogen (H2) and less sensitivity to alcohol, LPG,cooking fumes . Hydrogen gas is highly flammable and will burn in air at a very wide range of concentrationsThe sensitivity is able to be adjusted by the potentiometer. The output is proportional to the density of gas. You can use analog reading to read the data from this sensor. To ease the difficulty of using this sensor, a Gravity Interface is adapted to allow plug&play. The...

This Arduino Rotation Potentimeter Sensor is a multi-ring rotation sensor. It is based on multi-turn precision potentiometer. It can rotate upto 10 laps. The voltage can be subdivided into 1024...

This Arduino Rotation Potentimeter Sensor is a multi-ring rotation sensor. It is based on multi-turn precision potentiometer. It can rotate upto 10 laps. The voltage can be subdivided into 1024 copies. This sensor provides a more accurate reading. This is sensor can also be used as a simple encoder if the rotation degree is not over 3600 degree. Gravity(sensors, shield and modules for Arduino) Interface is adapted to allow plug&play. The IO Sensor Expansion Shield is the best match for this...

The 315MHz RF receiver module is widely used in the field of vehicle Telecontrol, access control system, identification, etc. Compared with traditional wired communication, RF radio has advantage of...

The 315MHz RF receiver module is widely used in the field of vehicle Telecontrol, access control system, identification, etc. Compared with traditional wired communication, RF radio has advantage of higher flexibility and lower maintenance cost. DFRobot 315MHz RF receiver module using SC2272-L4 low power decoder chip, with 8-bit three-state address coding switch, each one has three states: high level, low level, floating empty, so it supports up to 6,561 of the coding address. Modules can be...

This Gravity Analog 20A current sensor is based on the Hall current sensing principle. It can be used for AC or DC current measurement, has a wide voltage range, a small footprint, requires no...

This Gravity Analog 20A current sensor is based on the Hall current sensing principle. It can be used for AC or DC current measurement, has a wide voltage range, a small footprint, requires no soldering and has a high level of precision.We have added high-voltage isolation in the circuit design for safety reasons and a non-conductive acrylic plate has been attached to the bottom of the PCB to prevent accidents such as short circuits, electric shocks and any other potential danger.This...

This speaker module is based on the 8002 speaker amplifier IC. It can be used as a buzzer and also play high quality audio. Volume output is controlled via the potentiometer.The module has various...

This speaker module is based on the 8002 speaker amplifier IC. It can be used as a buzzer and also play high quality audio. Volume output is controlled via the potentiometer.The module has various advantages (e.g. a compact footprint, simple interface, wide voltage input range, long service life). It can be used with an Arduino I/O expansion shield for interactive, sound related creations.|Specification| Operating voltage: 2.0 - 5.5V Interface Type: Digital Module size: 40mm x 40mm/ 1.57...

DFRobot I2C ADS1115 16-bit ADC module can accurately collect and convert analog signals. Through this ADC module, Raspberry Pi can easily use a wide range of Gravity series analog sensors to measure...

DFRobot I2C ADS1115 16-bit ADC module can accurately collect and convert analog signals. Through this ADC module, Raspberry Pi can easily use a wide range of Gravity series analog sensors to measure various signals, and perceive this world.Raspberry Pi is a common master control board which is powerful in its functions, but the I/O pins of Raspberry Pi can read digital signals only, what's more, only through an external analog-to-digital conversion (ADC) module can it read signals of analog...

This is an Arduino Temperature Sensor based on LM35 temperature chip. A Temperature Sensor can be used to detect ambient air temperature.The LM35 chip is produced by National Semiconductor...

This is an Arduino Temperature Sensor based on LM35 temperature chip. A Temperature Sensor can be used to detect ambient air temperature.The LM35 chip is produced by National Semiconductor Corporation and offers a functional range between 0 degree Celsius to 100 degree Celsius with a sensitivity of 10mV per degree Celsius. The output voltage is proportional to the temperature.It is commonly used as a temperature measurement sensors. It includes thermocouples, platinum resistance, thermal...

Featured in Make: The Maker’s Guide to Boards, DFRobot Leonardo with Xbee Socket is an Arduino Leonardo variant processor.The Arduino Leonardo is based on the ATmega32u4 chip. It is the latest...

Featured in Make: The Maker’s Guide to Boards, DFRobot Leonardo with Xbee Socket is an Arduino Leonardo variant processor.The Arduino Leonardo is based on the ATmega32u4 chip. It is the latest addition to the Arduino family. Compared with the earlier Arduino controllors, by using the ATmega32U4 as its sole microcontroller, allows the Leonardo to be cheaper and simpler to use.Also, because the 32U4 is handling the USB directly, code libraries are available which allow the board to emulate...

This 130 DC motor has an integrated transistor built in to the board, eliminating the need for a motor driver. Use PWM to control it for all your DIY project needs. It uses the 3 pin "gravity"...

This 130 DC motor has an integrated transistor built in to the board, eliminating the need for a motor driver. Use PWM to control it for all your DIY project needs. It uses the 3 pin "gravity" interface saving lots of messy wiring.|Specification| Operating Voltage: 5v Interface type: Gravity 3-pin digital sensor interface Dimension: 2 * 1 in (52 * 27 mm) Weight: 40 g|Documents| Product Wiki More Documents |ShippingList| Gravity: 130 DC motor x1 Fan module x1 Gravity digital cable x1 ...

This arduino Slide Position Sensor is based on straight-slip slide potentiometer sensor. The sensor is able to give provide the position of the slider which is often considered as a linear...

This arduino Slide Position Sensor is based on straight-slip slide potentiometer sensor. The sensor is able to give provide the position of the slider which is often considered as a linear potentiometer . The sensor includes two analog outputs to allow the user to average the values and minimize random sensor fluctuations. To ease the difficult of using this sensor, a Gravity Interface is adapted to allow plug&play. The IO Sensor Shield is the best match for this sound senor connecting to your...

Ever want your robot could speak up and report what's going on? Or have your plants say if it feels thirsty? The Speech Synthesis Shield for Arduino makes it an easy way to give voice to your robots...

Ever want your robot could speak up and report what's going on? Or have your plants say if it feels thirsty? The Speech Synthesis Shield for Arduino makes it an easy way to give voice to your robots and projects. The Speech Synthesis Shield is designed to be easily stacked upon any standard arduinos. It uses a XFS5051CE speech synthesis chip from IFLYTEK which combines world leading technology and high degree of integration. Languages such as Chinese and English are both supported, dialets...

These wire offers you the best way to connect sensors and actuators to your LattePanda! They are specially designed for LattePanda and DFRobot Gravity Sensors. It compatible with a wide range of...

These wire offers you the best way to connect sensors and actuators to your LattePanda! They are specially designed for LattePanda and DFRobot Gravity Sensors. It compatible with a wide range of Gravity sensors and is easy to connect thanks to the unique anti-reverse-polarity design.It includes 10 pcs.|Specification| Length:20cm (8 in)Maximum voltage:&;lt;50VMaximum current:&;lt;1000mAOne KF2510-3P connectorOne PH2.0-3P connectorRed: PWR; Black: GND; Orange: Signal |ShippingList| Gravity...

This spear tip pH sensor/meter kit can directly stab into semisolid material to measure the pH value. It can be used to measure pH value of wet soil and various foods. The pH value of the soil is an...

This spear tip pH sensor/meter kit can directly stab into semisolid material to measure the pH value. It can be used to measure pH value of wet soil and various foods. The pH value of the soil is an important factor affecting the growth of plants. Suitable pH value for different plants differ from each other. The pH value of foods, such as fruit, meat and vegetable are also an important indicator of their quality. For example, by measuring the pH value of meat, we can determine whether the...

The Formaldehyde (HCHO) sensor is an Arduino & Raspberry Pi compatible module, which is the ideal solution for indoor air quality monitor.This is a HCHO(CH2O) sensor module. It can be used to...

The Formaldehyde (HCHO) sensor is an Arduino & Raspberry Pi compatible module, which is the ideal solution for indoor air quality monitor.This is a HCHO(CH2O) sensor module. It can be used to measure HCHO in air. Through it, you can know the air quality. This sensor module is widely used in many air testing applications, such as indoor air quality, real time quality monitoring stations. Our HCHO sensor module can detect and measure HCHO accurately. Many advantages are available, such as strong...

The GP2Y0A710K infrared sensor is a new version of GP2Y0A700K which takes a continuous distance reading and reports the distance as an analog voltage with a distance range of 1m (39.3") to 5.5m...

The GP2Y0A710K infrared sensor is a new version of GP2Y0A700K which takes a continuous distance reading and reports the distance as an analog voltage with a distance range of 1m (39.3") to 5.5m (216.5").The interface is 5-wire JST connector (included with pins) with dual Vcc, dual Gnd, and a single output voltage. Power, ground and signal wiring is enough to read a continuous analog voltage representing distance. A software lookup table can be implemented to translate the voltages to...

Do you want to switch lights by just shaking your hand? However, you may don't want to use a complicated and costly triple axis accelerometer. This digital shake sensor is sure to meet your...

Do you want to switch lights by just shaking your hand? However, you may don't want to use a complicated and costly triple axis accelerometer. This digital shake sensor is sure to meet your needs.The digital shake sensor is to detect hand shaking which is only sensitive to unidirectional hand movements. The spring-type vibration switch is used to output a low-level pulse when the user shakes once in the specified direction and the on-board indicator flashes at the same time. Thanks to the...

Gravity: Analog TDS Sensor/Meter for Arduino is an Arduino-compatible TDS Meter Kit for measuring TDS value of the water, to reflect the cleanliness of the water. TDS meter can be applied to...

Gravity: Analog TDS Sensor/Meter for Arduino is an Arduino-compatible TDS Meter Kit for measuring TDS value of the water, to reflect the cleanliness of the water. TDS meter can be applied to domestic water, hydroponic and other fields of water quality testing. TDS (Total Dissolved Solids) indicates that how many milligrams of soluble solids dissolved in one liter of water. In general, the higher the TDS value, the more soluble solids dissolved in water, and the less clean the water is....

This is a new Arduino compatible Analog Sound Sensor. Sound Sensor is typically used in detecting the loudness in ambient, the Arduino can collect its output signal and actuate accordingly. You may...

This is a new Arduino compatible Analog Sound Sensor. Sound Sensor is typically used in detecting the loudness in ambient, the Arduino can collect its output signal and actuate accordingly. You may use it to make some funny interactive works such as a "clap and buzz" to find your lost keys or remote control if you add a buzzer. This sensor works best with our Audio analyzer module. As one of our new version of breakout boards, we have improved the analog sound sensor in below: Wide voltage...

This is a simple to use arduino motion sensor. Power it up and wait 1-2 seconds for the sensor to get a snapshot of the still room. If anything moves after that period, the 'alarm' pin will go low....

This is a simple to use arduino motion sensor. Power it up and wait 1-2 seconds for the sensor to get a snapshot of the still room. If anything moves after that period, the 'alarm' pin will go low. This sensor checks for infrared heat in it's detecting angle. Human body, pets and several other things emit energy that the sensor is looking for, it compares with the snapshot and if there is a recent change it triggers.Get on with your Home alarm security audit gear and experiment with this...

This is an Arduino infrared distance sensor. It has an adjustable detection range, 3cm - 80cm. It is small, easy to use, assemble, and inexpensive. Useful for robotics, interactive media, industrial...

This is an Arduino infrared distance sensor. It has an adjustable detection range, 3cm - 80cm. It is small, easy to use, assemble, and inexpensive. Useful for robotics, interactive media, industrial assembly line, etc. Infrared wave length is part of the Sun's natural light spectrum. While is a nice fit for indoor projects, outdoors with plenty of sun light and reflective surfaces on it's sight is not adviced. It's incredibly repurposable and can be used for a lot of different projects. The...

Romeo family is an All-in-One Arduino based control board especially designed for robotics applications from DFRobot. It benefits from the Arduino open source platform, it is supported by thousands...

Romeo family is an All-in-One Arduino based control board especially designed for robotics applications from DFRobot. It benefits from the Arduino open source platform, it is supported by thousands of open source codes, and can easily be expanded with your Arduino shields. The integrated 2 way DC motor driver and wireless socket allows you to start your own robot project immediately without the need for an additional motor driver. Not just has the motor driver, Romeo is also designed to have...

An OLED (organic light-emitting diode) has many advantages over traditional LCD displays, including a faster response speed, thinner profile, lower power consumption and excellent shock resistance....

An OLED (organic light-emitting diode) has many advantages over traditional LCD displays, including a faster response speed, thinner profile, lower power consumption and excellent shock resistance. An OLED can be widely used in mobile devices for display applications. Used in conjunction with a mini Arduino-based microcontroller such as the Beetle or CurieNano, it is a straightforward process to make a simple wearable application.Our Gravity OLED 12864 display is a self-luminous display module...

This is an Arduino compatible piezo film vibration sensor. It is made up of flexible piezo film and converter board. The sensor is able to detect vibration, flexibility, impact and touch.The film is...

This is an Arduino compatible piezo film vibration sensor. It is made up of flexible piezo film and converter board. The sensor is able to detect vibration, flexibility, impact and touch.The film is a flexible component comprising a 28 µm thick piezoelectric PVDF polymer film with screen-printed Ag-ink electrodes, laminated to a 0.125 mm polyester substrate, and fitted with two crimped contacts. As the piezo film is displaced from the mechanical neutral axis and bending creates very high...

VEML7700 is a high accuracy ambient light digital 16-bit resolution sensor. It includes a high sensitive photo diode, a low noise amplifier, a 16-bit A/D converter and supports an easy to use...

VEML7700 is a high accuracy ambient light digital 16-bit resolution sensor. It includes a high sensitive photo diode, a low noise amplifier, a 16-bit A/D converter and supports an easy to use Gravity I2C interface. It outputs a digital signal directly and no need for complicated calculations. This is a more accurate and easier to use version of the simple photo resistor which only outputs a voltage that needs to be calculated in order to obtain meaningful data. The data which is output by this...

The Cookie I/O expansion shield is designed for beginners to electronics. The shield is directly compatible with the gravity series. We have implemented fail-safe systems to prevent bad connections...

The Cookie I/O expansion shield is designed for beginners to electronics. The shield is directly compatible with the gravity series. We have implemented fail-safe systems to prevent bad connections from destroying the board. The board is protected from reverse voltage input. And connector ports only accept connections the correct way around. These fail safes make the board ideal for beginners and classroom settings - no need to worry about your students making the wrong connections!|Specificati...

This is the latest voice recorder module with integrated record and play functions. Easily record your voice by pressing the record button, speaking and then releasing the button when finished. The...

This is the latest voice recorder module with integrated record and play functions. Easily record your voice by pressing the record button, speaking and then releasing the button when finished. The module is able to playback 10 seconds in total. Connect an 8Ω 3W speaker or an external active speaker for voice output. The module also has a 3 pin digital interface so you can connect it to an Arduino compatible microcontroller as a playback trigger. Recommend JST-2P 3W8Ω...

This is an Arduino compatible sound level meter(also known as decibel meter, noise meter). It uses instrument circuit and low noise microphone, which enable it to accurately measure the sound level...

This is an Arduino compatible sound level meter(also known as decibel meter, noise meter). It uses instrument circuit and low noise microphone, which enable it to accurately measure the sound level of the surrounding environment. It can be applied to environmental noise testing, such as highway noise monitoring station, bedroom noise monitoring, etc.Nowadays, there are many kinds of sounds surrounding, some of which are really noisy. It is really essential to measure whether the sound is noisy...

This is a TT Micro DC Geared Motor with Back Shaft working at 6V with 160rpm. The TT motor series the most popular DC motors for DIY enthusiasts. It is designed to easily incorporate the DFRobot...

This is a TT Micro DC Geared Motor with Back Shaft working at 6V with 160rpm. The TT motor series the most popular DC motors for DIY enthusiasts. It is designed to easily incorporate the DFRobot Encoder. These motors are inexpensive, small, easy to install, and ideally suited for use in a mobile robot. The DFRobot ROMEO microcontroller is able to complete the closed-loop PID making use of the Gravity:TT Motor Encoders Kit. We recommend this rubber wheel for this motor. |Specification|Electrical...

The microwave sensor applies the Doppler effect to detect moving objects using microwaves. This differs from the method used by a regular infrared (IR) sensor as microwave is sensitive to a variety...

The microwave sensor applies the Doppler effect to detect moving objects using microwaves. This differs from the method used by a regular infrared (IR) sensor as microwave is sensitive to a variety of objects that are microwave-reflective, and its sensor readings are not affected by the ambient temperature.This type of microwave sensor is widely used in industrial, transportation and civil applications such as measuring vehicle speed, liquid levels, automatic door motion detection, automatic...

This is a three axis accelerometer for the LilyPad system. Based on the ADXL335 accelerometer from Analog Devices, the LilyPad Accelerometer can detect joint movement as well as inclination and...

This is a three axis accelerometer for the LilyPad system. Based on the ADXL335 accelerometer from Analog Devices, the LilyPad Accelerometer can detect joint movement as well as inclination and vibration.The ADXL335 outputs a 0V to 3V analog signal on each of the X, Y, and Z axis. You will need to convert this analog voltage to a gravity amount and use trigonometry to calculate a true 'angle'. If you are not looking for tilt, it is very easy to use this sensor for basic motion sensing.LilyPad...

LoRa Radio Module is a type of long range low data rate data radio modem based on Sx1276 from Semtech. It is a low-cost sub-1 GHz transceiver module designed for operations in the unlicensed ISM...

LoRa Radio Module is a type of long range low data rate data radio modem based on Sx1276 from Semtech. It is a low-cost sub-1 GHz transceiver module designed for operations in the unlicensed ISM (Industrial Scientific Medical) and LPRD bands. Frequency spectrum modulation/demodulation, multi-channel operation, high bandwidth efficiency and anti-blocking performance make LoRa modules easy to realize the robust and reliable wireless link.The module can work in two different modes: Standard mode...

LoRa Radio Module is a type of long range low data rate data radio modem based on Sx1276 from Semtech. It is a low-cost sub-1 GHz transceiver module designed for operations in the unlicensed ISM...

LoRa Radio Module is a type of long range low data rate data radio modem based on Sx1276 from Semtech. It is a low-cost sub-1 GHz transceiver module designed for operations in the unlicensed ISM (Industrial Scientific Medical) and LPRD bands. Frequency spectrum modulation/demodulation, multi-channel operation, high bandwidth efficiency and anti-blocking performance make LoRa modules easy to realize the robust and reliable wireless link.The module can work in two different modes: Standard mode...

This SHT20 I2C temperature & humidity sensor is equipped with waterproof probe. It comes with the 4C CMOSens® SHT20 temperature & humidity sensor chip and the probe has gone through dual...

This SHT20 I2C temperature & humidity sensor is equipped with waterproof probe. It comes with the 4C CMOSens® SHT20 temperature & humidity sensor chip and the probe has gone through dual waterproof protection test.The SHT20 I2C temperature & humidity sensor adopt Sensirion techniques. Except the humidity sensor of capacitive type and the temperature sensor of band gap , SHT20 contains an amplifier, A/D converter, OTP memory and a digital processing unit. Compared with early SHT1x series...

Breakout board for the Analog Device ADXL345. The ADXL345 is a small, thin, low power, 3-axis accelerometer with high resolution (13-bit) measurement at up to &;plusmn;16 g. Digital output data is...

Breakout board for the Analog Device ADXL345. The ADXL345 is a small, thin, low power, 3-axis accelerometer with high resolution (13-bit) measurement at up to &;plusmn;16 g. Digital output data is formatted as 16-bit twos complement and is accessible through either a SPI (3- or 4-wire) or I2C digital interface. The ADXL345 is well suited to measures the static acceleration of gravity in tilt-sensing applications, as well as dynamic acceleration resulting from motion or shock. Its high...