Proximity Distance Sensor

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Sharp 2Y0A710 Analog Distance Sensor 100-550cm

Sharp 2Y0A710 Analog Distance Sensor 100-550cm

$29.00
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...
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Ultrasonic Sensor Breakout SRF04

Ultrasonic Sensor Breakout SRF04

$2.99
SRF04 ultrasonic distance sensor provides non-contact distance sensing function in the range of 3cm ~ 400cm with accuracy up to 0.3mm. This module has a stable performance, high distance measurement accuracy, and compact-size, and it’s simple and...
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PIR Motion Sensor

PIR Motion Sensor

$6.99
PIR motion sensor can sense any movement. It's very easy to use, just hook up the Vcc and GND.  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...
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Infrared Roadblock Sensor

Infrared Roadblock Sensor

$6.99
Infrared roadblock sensor.  Red: 4.5V to 5V, please add a resistor of 1K ohm to limit the current.  Yellow: TTL output to MCU, please add a pull-up resistor. Black: Ground. Sensing Distance: 3-80CM
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Dopplar Radar Motion Detector

Dopplar Radar Motion Detector

$25.00
SD719 is a type of Doppler radar that can be used to detect motion. The RF frequency is 10.525GHz, and it’s powered by 6-50V DC. SD719 motion detector uses MCU to analyze the signal, and is of high reliability. There are 16 levels of sensitivity...
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