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Gravity: Digital Shake Sensor
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Price: $4.31
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Availability: Stocked
Item #: SEN0289 -

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: Heart Rate Monitor Sensor for Arduino
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Price: $27.27
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Item #: SEN0203 -

The DFRobot heart rate sensor is a thumb-sized heart rate monitor designed for Arduino microcontrollers.This heart rate monitor sensor is a pulse sensor which is developed based on PPG techniques. This is a simple and low-cost optical technique that can be used to detect blood volume changing in the microvascular bed of tissues. It is relatively easy to detect the pulsatile component of the cardiac cycle according to this theory. The sensor has two holes that you can use to attach to your...

DFRduino Nano V3.1 (Arduino Nano Compatible)
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Price: $33.24
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Item #: DFR0010 -

The DFRduino Nano USB Microcontroller V3.1 (ATMega 328) is a breadboard ready version of the Arduino mini with integrated USB. The arduino Nano has everything that the Diecimila has (electronically) with more analog input pins and an on-board +5V AREF jumper. The arduino Nano automatically senses and switches to the higher power supply, so there is no need for a power select jumper.  The nano's pin layout works well with the Mini or the Basic Stamp (TX, RX, ATN, GND on one...

Raspberry Pi 4 Model B 2GB
Price: $105.35
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Availability: Stocked
Item #: DFR0618 -

Raspberry Pi 4 is a huge leap forward for single-board computing, it's now a true PC replacement for a wide range of uses at home, in school projects and inside commercial products. This new-found performance is powered by a significant increase in processor, multimedia and I/O technology. This listing is for the 2GB RAM variant. We also have available the 1GB and 4GB RAM variants (everything else is the same). Key features: 1.5GHz quad-core ARM Cortex-A72 CPUVideoCore VI...

Raspberry Pi 4 Model B 4GB
Price: $128.75
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Availability: Back Order
Item #: DFR0619 -

Raspberry Pi 4 is a huge leap forward for single-board computing, it's now a true PC replacement for a wide range of uses at home, in school projects and inside commercial products. This new-found performance is powered by a significant increase in processor, multimedia and I/O technology. This listing is for the 4GB RAM variant. We also have available the 1GB and 2GB RAM variants (everything else is the same). Key features: 1.5GHz quad-core ARM Cortex-A72 CPUVideoCore VI...

micro: Maqueen Lite (with micro:bit)
Price: $85.20
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Availability: Stocked
Item #: ROB0148-EN-1 -

I am MaqueenHello, my name is Maqueen, is a graphical programming robot for STEM education, which inherits playability and simple operation of micro:bit. The Mini-body, interesting features and plug-and-play allow children to quickly learn graphic programming in entertaining, nurturing children's interest in science and logical thinking.Suggest Age: 8 +Maqueen is accessible to Mind+ Programming platform now. Mind+ is a Scratch3.0-based graphical programming platform from DFRobot, supporting...

micro: Maqueen Lite (with micro:bit/IR Remote Controller)
Price: $92.21
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Availability: Stocked
Item #: ROB0148-EN-3 -

I am MaqueenHello, my name is Maqueen, is a graphical programming robot for STEM education, which inherits playability and simple operation of micro:bit. The Mini-body, interesting features and plug-and-play allow children to quickly learn graphic programming in entertaining, nurturing children's interest in science and logical thinking.Suggest Age: 8 +Maqueen is accessible to Mind+ Programming platform now. Mind+ is a Scratch3.0-based graphical programming platform from DFRobot, supporting...

micro: Maqueen Lite (with micro:bit/micro:Gamepad)
Price: $154.66
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Availability: Stocked
Item #: ROB0148-EN-2 -

I am MaqueenHello, my name is Maqueen, is a graphical programming robot for STEM education, which inherits playability and simple operation of micro:bit. The Mini-body, interesting features and plug-and-play allow children to quickly learn graphic programming in entertaining, nurturing children's interest in science and logical thinking.Suggest Age: 8 +Maqueen is accessible to Mind+ Programming platform now. Mind+ is a Scratch3.0-based graphical programming platform from DFRobot, supporting...

micro: Maqueen Lite (with micro:bit/ micro:Gamepad/IR Remote Controller)
Price: $157.12
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Availability: Back Order
Item #: ROB0148-EN-4 -

I am MaqueenHello, my name is Maqueen, is a graphical programming robot for STEM education, which inherits playability and simple operation of micro:bit. The Mini-body, interesting features and plug-and-play allow children to quickly learn graphic programming in entertaining, nurturing children's interest in science and logical thinking.Suggest Age: 8 +Maqueen is accessible to Mind+ Programming platform now. Mind+ is a Scratch3.0-based graphical programming platform from DFRobot,...

Gravity IoT Starter Kit for micro:bit
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Price: $124.95
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Availability: Stocked
Item #: KIT0138 -

IoT Starter Kit is an all-in-one bundle for micro:bit beginners to fast experience and build Internet of Things projects. The kit comes with a micro:bit microcontroller, a Wi-Fi module and 7 sensors/actuators that are wildly used in real-life IoT applications. You can easily setup the Wi-Fi connection in MakeCode Block Editor, program your micro:bit and eventually interact with your smart devices.To make things even easier and fun, DFRobot developed EasyIoT, a free educational IoT platform...

Mechanic-Loader for micro: Maqueen
Price: $22.13
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Item #: ROB0156-L -

Maqueen Loader includes a set of mechanical parts that can turn Maqueen into a loader. This kit contains all the spare parts, such as metal servo, mechanical parts, screws. Just a simple installation, then your Maqueen Car is ready to go! This play-and-learn kit comes with rich mechanical knowledge, which could allow students to benefit a lot from hands-on practices! Come and find more fun and interesting ways to play with Maquee in this kit. FEATURES Support for Maqueen4.0 and laterSupport...

Gravity: I2C ADS1115 16-Bit ADC Module (Arduino & Raspberry Pi Compatible)
Price: $18.93
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Item #: DFR0553 -

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...

Gravity: Digital I2C Signal Isolator
Price: $30.59
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Item #: DFR0565 -

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...

Gravity: Throw-in Type Liquid Level Transmitter
Price: $88.24
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Item #: KIT0139 -

INTRODUCTION This throw-in type liquid level transmitter adopts high-performance pressure sensing chip, with advanced circuit processing and temperature compensation technology. The level transmitter receives different pressures at different depths of liquid, which can be converted into corresponding current signals and output through the sensor. In this way, the depth of liquid can be measured. The shell of the transmitter is made of stainless steel, anti-corrosion and easy to clean. It can...

Math & Automatic Touch Keyboard for micro:bit (V1.0)
Price: $55.45
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Item #: MBT0016 -

INTRODUCTION This is a Math & Automatic expansion board for micro:bit. Easy to use, and suitable for a wide range of applications. We designed this board for two sorts of application scenarios: math game and automation control. The 16 programmable touch keys and RGB LEDs on the board offers rich function and flexible input and output. Besides, the board has 1 vibration motor, 1 buzzer, 2 motor ports, 2 servo ports and 9 expansion ports, which lays a foundation for using in automation...

Environment Science Board for micro: bit (V1.0)
Price: $131.94
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Item #: MBT0013 -

INTRODUCTION Environment Science Board for micro: bit is designed with highly symbolic trees, houses, and snowy mountains. On a wide and easy-to-use PCB, it integrates many sensor modules of nature and science. Including UV sensor, temperature sensor, humidity sensor, air pressure sensor, sound sensor, color sensor, light sensor, water temperature sensor, TDS water quality sensor, buzzer, OLED display, etc.This kit is rich in knowledge, including a wide range of applications. It is initial to...

micro:Maqueen Plus - an Advanced STEM Education Robot for micro:bit
Price: $93.08
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Availability: Stocked
Item #: MBT0021-EN -

INTRODUCTION micro: Maqueen Plus is an advanced version of micro:Maqueen Lite (4.0), which is more powerful and intelligent. Optimized with better power management and larger capacity power supply, it can be perfectly compatible with HuskyLens AI Vision Sensor, which makes it an accessible AI robot teaching tool. In addition, micro:Maqueen Plus comes with a larger and more stable chassis, more built-in functions and more expansion ports, it is not only suitable for classroom teaching, but also...