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2-Channels Opto Sensor
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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...

4MM Inductive Metal Proximity Sensor
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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...

80cm Infrared Proximity Sensor-GP2Y0A21YK0F
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Price: $22.87
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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...

EB- Line Finder
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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...

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...

HC-SR04 Ultrasonic Ranging Sensor
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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 ...

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 " ...

Infrared Proximity Sensor Long Range - Sharp GP2Y0A02YK0F
Price: $25.01
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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 " ...

LIDAR-Lite v3
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Price: $255.65
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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...

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...

Pixy CMUcam5
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Price: $124.81
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Sparkfun Item #: SEN-14392 -

"The Pixy CMUcam5 is a remarkably fast image sensor that is able to be taught to find objects of various shapes, sizes, and colors. With the capability of tracking hundreds of objects simultaneously, the Pixy can be used in robotics, home automation, color coding, and more all the while only providing you with the information that you actually want. Pixy really is a fast and easy-to-use vision system equipped with a dedicated NXP LPC4330 processor making it capable of handling large loads of...

SparkFun Human Presence Sensor Breakout - AK9753 (Qwiic)
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Price: $40.26
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Sparkfun Item #: SEN-14349 -

"This is not your normal Passive Infrared (PIR) sensor! The SparkFun AK9753 Human Presence Sensor Breakout is a Qwiic-enabled, 4-channel Nondispersive Infrared (NDIR) sensor. Each channel has a different field of view, so not only can the AK9753 detect a human, but it can also tell which direction the person is moving. To make it even easier to use this breakout, all communication is enacted exclusively via I2C, utilizing our handy Qwiic system. However, we still have broken out 0.1" spaced...

SparkFun OpenPIR
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Price: $24.08
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Sparkfun Item #: SEN-13968 -

"The SparkFun OpenPIR is a highly customizable Passive Infrared (PIR) sensor based around the NCS36000 PIR controller. Passive infrared (PIR) sensors are able to detect motion in a small/local area –– they’re the sensor of choice in security systems, home automation and proximity-sensing applications. The OpenPIR allows you to set the sensitivity, trigger time and pulse mode of the motion sensor so you can tailor-fit it to your application! The OpenPIR has a multitude of...

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...

SparkFun RGB and Gesture Sensor - APDS-9960
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Price: $24.08
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Sparkfun Item #: SEN-12787 -

"This is the SparkFun RGB and Gesture Sensor, a small breakout board with a built in APDS-9960 sensor that offers ambient light and color measuring, proximity detection, and touchless gesture sensing. With this RGB and Gesture Sensor you will be able to control a computer, microcontroller, robot, and more with a simple swipe of your hand! This is, in fact, the same sensor that the Samsung Galaxy S5 uses and is probably one of the best gesture sensors on the market for the price. The APDS-9960...

SparkFun ToF Range Finder Sensor - VL6180
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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: $56.28
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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
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Price: $57.67
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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
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Price: $57.67
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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: $163.05
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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-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...

Ultrasonic Range Finder - LV-MaxSonar-EZ1
Price: $42.82
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Availability: Stocked-NoBackOrder
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...

Ultrasonic Range Finder - LV-MaxSonar-EZ4
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Price: $46.30
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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: $82.53
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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: $82.53
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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-WR1
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Price: $144.94
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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...

Ultrasonic Sensor - HC-SR04
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Price: $6.36
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Sparkfun Item #: SEN-13959 -

"This is the HC-SR04 ultrasonic ranging sensor. This economical sensor provides 2cm to 400cm of non-contact measurement functionality with a ranging accuracy that can reach up to 3mm. Each HC-SR04 module includes an ultrasonic transmitter, a receiver and a control circuit. There are only four pins that you need to worry about on the HC-SR04: VCC (Power), Trig (Trigger), Echo (Receive), and GND (Ground). You will find this sensor very easy to set up and use for your next range-finding project!...

Vernier Sensor -  Motion Detector
Price: $158.93
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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...

Water Proof Integrated Ultrasonic Ranging Module- JSN-SR04T
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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,...

ZX Distance and Gesture Sensor
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Price: $40.18
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Sparkfun Item #: SEN-13162 -

"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 12 inches (30cm, referred to as the “Z” axis) and the location of the object from side to side across the sensor in about a 6-inch (15cm) span, referred to as the “X” axis. You will be able to use...