IR Infrared Obstacle Avoidance Sensor (2pcs) IR Transmitting and Receiving Tube Photoelectric Switch 3-pin Compatible with Ar-duino Smart Car Robot dingo do no harm and feels

do no harm and feels quite comfortable

PRECISE: We give your aligners the extra push they need to fit over your teeth and into their prescribed movements for more predictable outcomes

which can be widely used and durable

FEATURE --- with lock function

IR Infrared Obstacle Avoidance Sensor (2pcs) IR Transmitting and Receiving Tube Photoelectric Switch 3-pin Compatible with Ar-duino Smart Car Robot dingo do no harm and feelsIR Infrared Obstacle Avoidance Sensor (2pcs) IR Transmitting and Receiving Tube Photoelectric Switch 3 pin Compatible with Ar duino Smart Car Robot 1. When the module detects an obstacle in front of the signal , the green indicator light on the board level , while low level continuous output signal OUT port , the module detects the distance 2 ~ 30cm, detection angle 35 , the distance can detect potential is adjusted clockwise adjustment potentiometer