Compare 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... 0 Add to Cart
Compare Sharp GP2Y0A21YK0F Infrared Analog Distance Sensor 10-80cm $9.99 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... 0 Add to Cart
Compare 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 0 Add to Cart
Compare Infrared Proximity Sensor Long Range - Sharp GP2Y0A02YK0F $14.59 Infrared proximity sensor, Sharp. Part # 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. You can buy the related pigtail or... 0 Add to Cart