E18-D80NK Adjustable 3–80cm Infrared Proximity Sensor Switch

E18-D80NK IR Obstacle Avoidance Proximity Sensor E18-D80NK adjustable IR Infrared Proximity Sensor Switch features an IR sensor. E18-D80NK is a set of transmitter and receiver in one of the photoelectric sensor The infared proximity switch module is a reflection-type photoelectric sensor which integrates transmitting and receiving infared beams function. Infrared proximity switches work by sending out beams of invisible infrared light. Sensing range: 3cm to 80cm (depends on obstacle surface) Sensory distance regulator and output LED indicator