Scienticy E18-D80NK Adjustable IR Sensor Proximity Switch 3-80cm Range Electronic Components Electronic Hobby Kit

Scienticy : [A] E18-D80NK Adjustable Infrared Obstacle Avoidance Detection Sensor. A detection distance can be adjusted according to the requirements 3-80CM....[B] Scienticy E18-D80NK Adjustable IR Sensor has a detection distance, visible interference by small, easy to assemble, easy to use.....[C] E18-D80NK is a set of transmitter and receiver in one of the photoelectric sensor.......Detection distance can be adjusted according to requirements........Long distance detection, low visible light interference, cheap price, easy assembly, and easy to use......Can be widely used in robot obstacle avoidance, pipeline line piece and many other automation products. ?Photoelectric sensor (photoelectric switch) NPN normally open.