Single Beam Sensor 20 Meters (ABO-20)

This is an infrared Photoelectric sensor kit, which can be used to automate the door opening and closing at any place. The ABO-20L Single Beam Detector Active Half Egg Beam sensor comes in two parts a transmitter and a receiver. 

The ABO-20L sensor works on the principle of infrared radiation that means if the infrared beam from the transmitter is broken then the receiver will activate the output.