Smart Car Robot E18-D80NK Adjustable Infrared Obstacle Avoidance Sensor Diffuse Photoelectric Switch Proximity Switch 3-80cm
This is a set of transmitter and receiver in one of the photoelectric sensor. The detection distance can be adjusted upon request. The sensor has a detection distance and the visible light interference, cheap, easy to assemble, easy to use features of robot obstacle avoidance, and assembly line piece can be widely used on many occasions.
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