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T430/T440/T440s/T440p/T530/540p
80 series filters come in several strengths are available in most sizes
flat lay photography
Utilizing an ergonomic lever to securely lock clamping position
5Pcs IR Infrared Obstacle Avoidance Sensor Module Infrared Barrier Module for Smart Car Robot IR sound T430/T440/T440s/T440p/T530/540p5Pcs IR Infrared Obstacle Avoidance Sensor Module Infrared Barrier Module for Smart Car Robot IR Description: The sensor module is adaptable to ambient light. It has a pair of infrared transmitting and receiving tube. Transmitting tube sends out a certain frequency IR which will be reflected when detecting obstacles (reflecting surface) and received by receiving tube. After processing with comparator circuit, green light is on and signal output
