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HC-SR04 Ultrasonic Ranging Sensor
Price: $5.32
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Elecrow Item #: EL-SOD00201S -

This HC-SR04 has stable performance and high ranging accuracy. Compared to the Shap IR ranging module , HC-SR04 is more inexpensive than it . But it has the same ranging accuracy and longer ranging distance.SpecificationPower supply: 5V DCEffectual angle: Ranging distance: 2cm to 500 cmResolution: 1 cmUltrasonic Frequency: 40k HzWiki & External linksManual/WikiDatasheetExample code ...

80cm Infrared Proximity Sensor-GP2Y0A21YK0F
Price: $22.87
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Availability: Stocked
Elecrow Item #: EL-SPGP2YIP -

The Sharp distance sensors are a popular choice for many projects that require accurate distance measurements. This IR sensor is more economical than sonar rangefinders, yet it provides much better performance than other IR alternatives. Interfacing to most microcontrollers is straightforward: the single analog output can be connected to an analog-to-digital converter for taking distance measurements, or the output can be connected to a comparator for threshold detection. The detection range...

Infrared Proximity Sensor Long Range - Sharp GP2Y0A02YK0F
Price: $24.92
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Sparkfun Item #: SEN-08958 -

"Infrared proximity sensor made by Sharp. Part # GP2Y0A02YK0F has an analog output that varies from 2.8V at 15cm to 0.4V at 150cm with a supply voltage between 4.5 and 5.5VDC. The sensor has a Japanese Solderless Terminal (JST) Connector. We recommend purchasing the related pigtail below or soldering wires directly to the back of the module. This sensor is great for sensing objects up to 5 feet away! Documents: Datasheet GP2Y0A02YK0F " ...

2-Channels Opto Sensor
Price: $13.53
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Elecrow Item #: EL-SPS21211S -

This 2-Channels Opto Sensor is consist of 3 parts: 2 opto-emitters and receivers, one PCBA to adjust the sensitivity and map out the signal. With this sensor, you can measure if there are the objects in the measuring range, eapacilly useful in applications that you need to monitor the inputs&outputs of a system.When the opto sensor didn\'t covered , the D0 output logic LOW, the signal indicate LED light, when the opto sensor covered, the D0 output logic HIGH and the LED off, adjust the...

Water Proof Integrated Ultrasonic Ranging Module- JSN-SR04T
Price: $34.53
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Elecrow Item #: EL-SP0433JSN -

There are many ultrasonic ranger module on the market, but sometimes, these kind of sensor needs to work in conditions more than the Lab. This water proof ultrasonic sensor meets this requirement. It has a good performance and almost the same usage of HC-S04 module. There is also a simillar JSN-B02 module that is more easy to install and waterproofing.Featuressmall size, easy to uselow voltage, low power consumptionhigh accuracystrong anti-jammingintegrated with wire enclosed waterproof probe,...

PIR Motion Sensor (JST)
Price: $16.58
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Sparkfun Item #: SEN-13285 -

"This is a simple to use 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 unit works great from 5 to 12V (datasheet shows 12V). You can also install a jumper wire past the 5V regulator on board to make this unit work at 3.3V. Sensor uses 1.6mA@3.3V. The alarm pin is an open collector meaning you will need a pull up resistor on the alarm pin. The open drain setup...

4MM Inductive Metal Proximity Sensor
Price: $11.62
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Elecrow Item #: EL-SPM0409IP -

Metal Proximity Sensor, which is also called non-contact proximity switch, it is composed of generator and shaping amplifier oscillator vibration in the switch after induction head, and produces an alternating magnetic field when the metal body detected. This Inductive Proximity Sensor has high sensitivity, fast frequency response, high repeat positioning accuracy and also stability and reliable, it can detects metal components in 0~4mm distance, and is widely used in modern industry, such as...

Ultrasonic Range Finder - LV-MaxSonar-EZ0
Price: $49.42
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Sparkfun Item #: SEN-08502 -

"This is the fantastically easy to use sensor from Maxbotix. We are extremely pleased with the size, quality, and ease of use of this little range finder. The serial interface is a bit odd (it’s RS232 instead of standard TTL), but the PWM and Analog interfaces will allow any micro to listen easily enough. The sensor provides very accurate readings of 0 to 255 inches (0 to 6.45m) in 1 inch increments with little or no dead zone! Maxbotix is offering the EZ0, EZ1, EZ2, EZ3, and EZ4 with...

EB- Line Finder
Price: $8.12
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Elecrow Item #: EL-EBR00043L -

EB- Line FinderDescription: The Line finder is an add-on for your mobile platform to give your robot the ability to detect lines or nearby objects. There are 2 sets of infrared emitters and receivers, to make this module reliable and conveniently in projects. The sensor works by detecting reflected light coming from its own infrared LED. By measuring the amount of reflected infrared light, it outputs 2 digital signal to a microcontroller so the robot can reliably follow a black line on a...

SparkFun RedBot Sensor - Mechanical Bumper
Price: $8.15
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Sparkfun Item #: SEN-11999 -

"These simple switches are the Mechanical Bumper sensor for the SparkFun RedBot, giving you the ability to detect a collision before it really happens. This sensor works by acting as a SPST switch. When the “whisker” bumps into a foreign object it will make contact with a nut next to it, closing the connection and, by default, turning off the motor. By attaching these mechanical bumpers to you robot the whisker will bump something before your robot crashes into it. The sensor has a...

LIDAR-Lite v3
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Price: $247.51
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Sparkfun Item #: SEN-14032 -

"It’s back! This is the LIDAR-Lite v3, a compact, high-performance optical distance measurement sensor from Garmin™. When space and weight requirements are tight, the LIDAR-Lite v3 soars. The LIDAR-Lite v3 is the ideal solution for drone, robot or unmanned vehicle applications. This easy-to-use 40-meter laser-based optical ranging sensor has all the core features that made the LIDAR-Lite v2 so popular. Small in form and light in weight with low power consumption of less than 130mA...

Ultrasonic Range Finder - LV-MaxSonar-EZ1
Price: $42.82
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Sparkfun Item #: SEN-00639 -

"This is the fantastically easy to use sensor from Maxbotix. We are extremely pleased with the size, quality, and ease of use of this little range finder. The serial interface is a bit odd (it’s RS232 instead of standard TTL), but the PWM and Analog interfaces will allow any micro to listen easily enough. The sensor provides very accurate readings of 0 to 255 inches (0 to 6.45m) in 1 inch increments with little or no dead zone! Maxbotix is offering the EZ0, EZ1, EZ2, EZ3, and EZ4 with...

Infrared Proximity Sensor - Sharp GP2Y0A21YK
Price: $23.25
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Sparkfun Item #: SEN-00242 -

"Infrared proximity sensor made by Sharp. Part # GP2Y0A21YK has an analog output that varies from 3.1V at 10cm to 0.4V at 80cm. The sensor has a Japanese Solderless Terminal (JST) Connector. We recommend purchasing the related pigtail below or soldering wires directly to the back of the module. Documents: Datasheet Bildr Tutorial " ...

Adjustable Infrared Sensor Switch
Price: $14.21
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DFRobot Item #: SEN0019 -

Adjustable Infrared Sensor Switch This is an infrared distance switch. It has an adjustable detection range, 3cm - 80cm.  It is small, easy to use/assemble, inexpensive. Useful for robot, interactive media, industrial assembly line, etc.   Specification Power supply: 5V Current:100mA Range:3-80cm adjustable Red: +5V; Yellow:Signal;Green:GND ...

Advance Sensor Set for Arduino
Price: $128.85
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DFRobot Item #: KIT0011 -

Advance Sensor Set for Arduino Introduction If you want to start playing with sensors, this kit will be the perfect choice for you to get started. It comes with bundle of the most popular DFRobot sensors such as light, gas, sound, touch, accelerometer and lots more which gives unlimited possibility to sensor the physical world.    The wiki for these sensors and devices makes it easy to start learning. So save by purchasing them together and start experimenting...

Digital Infrared motion sensor
Price: $15.73
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DFRobot Item #: SEN0018 -

Digital Infrared motion sensor This is a simple to use 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. Specification Type: Digital Supply Voltage:3_5V Current:50μA Working temperature:0___70_ Output level(HIGH):4V Output level(LOW):0.4V Detect angle:110 Degree Detect distance:7 meters Size:28mm×36mm Weight:25g ...

HC-SR04 Ultrasonic Module
Price: $8.00
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MK-Misc Item #: WW-HC-SR04 -

HC-SR04 Ultrasonic Module Super easy, great price ultrasonic range detection for your project.  Ultrasonic ranging module HC - SR04 provides 2cm - 400cm non-contact measurement function, the ranging accuracy can reach to 3mm. The modules includes ultrasonic transmitters, receiver and control circuit. Specifications: Working Voltage DC 5 V  Working Current 15mA  Max Range 4m  Min Range 2cm  MeasuringAngle 15 degree  Trigger Input Signal 10uS...

Infrared Proximity Sensor Short Range - Sharp GP2Y0A41SK0F
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Price: $23.35
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Sparkfun Item #: SEN-12728 -

"Infrared proximity sensor made by Sharp. Part # GP2Y0A41SK0F has an analog output that varies from 3.1V at 4cm to 0.3V at 30cm with a supply voltage between 4.5 and 5.5VDC. The sensor has a Japanese Solderless Terminal (JST) Connector. We recommend purchasing the related pigtail below or soldering wires directly to the back of the module. Documents: Datasheet GP2Y0A41SK0F " ...

Line Tracking Sensor for Arduino
Price: $11.50
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DFRobot Item #: SEN0017 -

Line Tracking Sensor for Arduino Introduction This sensor is for line tracking purpose.  It detects white and black colour, and it outputs via TTL signal. You can even combine several sensors to meet your specific requirements.  Specification Power supply: +5V Operating current: Operating temperature range: 0°C ~ + 50°C 3-wire output interface Output: TTL(Black for LOW output, White for HIGH output) ...

Scanse Sweep
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Price: $626.25
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Sparkfun Item #: SEN-14117 -

"The Scanse Sweep is a scanning LIDAR sensor designed to bring powerful 360-degree sensing capabilities to everyone for an affordable price. With a built-in LIDAR-Lite, the Sweep possesses scanning capabilities that allow you to adjust the rotation speed on the fly so you can slow it down for more detail, or speed it up for faster reaction times! With a range of 40 meters, a sample rate of 1,000 samples/sec, the Scanse Sweep is a perfect sensor for Robotics, UAVs, site surveying, and Internet...

SparkFun ToF Range Finder Sensor - VL6180
Price: $41.58
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Sparkfun Item #: SEN-12785 -

"This is the SparkFun “Time-of-Flight” Range Finder, a sensor board for the VL6180 distance sensor. Unlike most distance sensors that rely on reflected light intensity or reflected angles to determine range, the VL6180 uses a precise clock to measure the time it takes light to bounce back from a surface. This affords the ToF Range Finder and VL6180 a great benefit over other methods because it can be much more accurate and more immune to noise. Does this technology sound familiar?...

Ultrasonic Range Finder - HRLV-MaxSonar-EZ0
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Price: $57.52
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Sparkfun Item #: SEN-11307 -

"These easy-to-use ultrasonic rangefinders from Maxbotix work the same way as the EZ line that you know and love, but this new high-resolution series features 1 millimeter resolution! As with the rest of the Maxbotix range finders, these sensors feature Analog Voltage, RS232 Serial, and Pulse Width outputs making them easy to interface with any microcontroller. These sensors have a maximum range of 5000 mm (195 inches) with virtually no dead zone (although objects closer than 30 cm will...

Ultrasonic Range Finder - HRLV-MaxSonar-EZ1
Price: $57.67
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Availability: Stocked
Sparkfun Item #: SEN-11308 -

"These easy-to-use ultrasonic rangefinders from Maxbotix work the same way as the EZ line that you know and love, but this new high-resolution series features 1 millimeter resolution! As with the rest of the Maxbotix range finders, these sensors feature Analog Voltage, RS232 Serial, and Pulse Width outputs making them easy to interface with any microcontroller. These sensors have a maximum range of 5000 mm (195 inches) with virtually no dead zone (although objects closer than 30 cm will...

Ultrasonic Range Finder - HRLV-MaxSonar-EZ4
Price: $57.67
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Availability: Stocked
Sparkfun Item #: SEN-11309 -

"These easy-to-use ultrasonic rangefinders from Maxbotix work the same way as the EZ line that you know and love, but this new high-resolution series features 1 millimeter resolution! As with the rest of the Maxbotix range finders, these sensors feature Analog Voltage, RS232 Serial, and Pulse Width outputs making them easy to interface with any microcontroller. These sensors have a maximum range of 5000 mm (195 inches) with virtually no dead zone (although objects closer than 30 cm will...

Ultrasonic Range Finder - HRXL-MaxSonar-WR
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Price: $166.62
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Sparkfun Item #: SEN-11724 -

"This outdoor sensor provides very short to long distance detection and ranging in a compact, robust PVC housing. The ultrasonic sensor meets the IP67 water intrusion standard and matches standard electrical ¾-inch PVC pipe fittings. High output acoustic power combined with continuously variable gain, real-time background automatic calibration, real-time waveform signature analysis, and noise rejection algorithms results in virtually noise free distance readings. This holds true even in...

Ultrasonic Range Finder - LV-MaxSonar-EZ2
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Price: $47.31
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Sparkfun Item #: SEN-08503 -

"This is the fantastically easy to use sensor from Maxbotix. We are extremely pleased with the size, quality, and ease of use of this little range finder. The serial interface is a bit odd (it’s RS232 instead of standard TTL), but the PWM and Analog interfaces will allow any micro to listen easily enough. The sensor provides very accurate readings of 0 to 255 inches (0 to 6.45m) in 1 inch increments with little or no dead zone! Maxbotix is offering the EZ0, EZ1, EZ2, EZ3, and EZ4 with...

Ultrasonic Range Finder - LV-MaxSonar-EZ3
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Price: $47.31
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Sparkfun Item #: SEN-08501 -

"This is the fantastically easy to use sensor from Maxbotix. We are extremely pleased with the size, quality, and ease of use of this little range finder. The serial interface is a bit odd (it’s RS232 instead of standard TTL), but the PWM and Analog interfaces will allow any micro to listen easily enough. The sensor provides very accurate readings of 0 to 255 inches (0 to 6.45m) in 1 inch increments with little or no dead zone! Maxbotix is offering the EZ0, EZ1, EZ2, EZ3, and EZ4 with...

Ultrasonic Range Finder - LV-MaxSonar-EZ4
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Price: $47.31
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Sparkfun Item #: SEN-08504 -

"This is the fantastically easy to use sensor from Maxbotix. We are extremely pleased with the size, quality, and ease of use of this little range finder. The serial interface is a bit odd (it’s RS232 instead of TTL), but the PWM and Analog interfaces will allow any micro to listen easily enough. The sensor provides very accurate readings of 0 to 255 inches (0 to 6.45m) in 1 inch increments with little or no dead zone! Maxbotix is offering the EZ0, EZ1, EZ2, EZ3, and EZ4 with...

Ultrasonic Range Finder - XL-MaxSonar-EZ0
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Price: $84.34
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Sparkfun Item #: SEN-09491 -

"The XL series of MaxSonars are a super high-performance version of the easy-to-use sonar range finder from Maxbotix. The XL series of this sensor features higher resolution, longer range, higher power output and better calibration when compared to the LV version. We are extremely pleased with the size, quality, and ease of use of this little range finder. The sensor provides very accurate readings from 0 to 765cm (0 to 25.1ft) with 1cm resolution. This sensor can be powered with anywhere...

Ultrasonic Range Finder - XL-MaxSonar-EZ3
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Price: $84.34
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Sparkfun Item #: SEN-09494 -

"The XL series of MaxSonars are a super high-performance version of the easy-to-use sonar range finder from Maxbotix. The XL series of this sensor features higher resolution, longer range, higher power output and better calibration when compared to the LV version. We are extremely pleased with the size, quality, and ease of use of this little range finder. The sensor provides very accurate readings from 0 to 765cm (0 to 25.1ft) with 1cm resolution. This sensor can be powered with anywhere...

Ultrasonic Range Finder - XL-MaxSonar-EZ4
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Price: $84.34
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Sparkfun Item #: SEN-09495 -

"The XL series of MaxSonars are a super high-performance version of the easy-to-use sonar range finder from Maxbotix. The XL series of this sensor features higher resolution, longer range, higher power output and better calibration when compared to the LV version. We are extremely pleased with the size, quality, and ease of use of this little range finder. The sensor provides very accurate readings from 0 to 765cm (0 to 25.1ft) with 1cm resolution. This sensor can be powered with anywhere...

Ultrasonic Range Finder - XL-MaxSonar-WR1
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Price: $148.11
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Sparkfun Item #: SEN-09496 -

"This is the new, weather resistant, field-hardened WR1 from Maxbotix. The XL series of this sensor features higher resolution, longer range, higher power output and better calibration when compared to the LV version. The WR1 uses a robust PVC housing, is designed to meet IP67 water intrusion, and matches standard electrical ¾" PVC pipe fittings. The sensor provides very accurate readings from 0 to 765cm (0 to 25.1ft) with 1cm resolution. This sensor can be powered with anywhere between...

URM37 V3.2 Ultrasonic Sensor
Price: $32.44
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DFRobot Item #: SEN0001 -

Introduction This sensor is perfect for any number of applications that require you to perform measurements between moving or stationary objects. Naturally, robotics applications are very popular but you'll also find this product to be useful in security systems or as an infrared replacement if so desired.sensor measures distance using sonar; an ultrasonic (well above human hearing) pulse is transmitted from the unit and distance-to-target is determined by measuring the time required for...

Vernier Sensor -  Motion Detector
Price: $162.41
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Sparkfun Item #: SEN-12875 -

"This is the Vernier Motion Detector, a simple sensor that can be used to collect position, velocity and acceleration data of moving objects. This Vernier sensor can be used to study the motion of walking individuals, bouncing objects, a swinging pendulum, or anything else that moves. These Motion Detectors can measure moving objects as close as 15 cm in front of them and as far as 6 meters away with a resolution of 1 mm. These Vernier sensors are also equipped with a pivoting head to help the...

ZX Distance and Gesture Sensor
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Price: $41.17
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Sparkfun Item #: SEN-12780 -

"The ZX Distance and Gesture Sensor is a touchless sensor that is capable of looking for simple gestures. Developed in conjunction with XYZ Interactive, the sensor uses their GestureSense® technology to recognize the distance of an object away from the sensor up to about 10 inches (~25cm) and the location of the object from side to side across the sensor in about a 6 inch (~15cm) span. You will be able to use I2C or UART to communicate with the ZX Sensor via an Arduino-based...