1PC NEW Photoelectric sensor Infrared beam counting sensor module width 9mm #YT

1PCS Photoelectric sensor lot Infrared correlation count Counter sensor module

1PC NEW 15MM slot wide photoelectric beam counter sensor #YT

1PCS Infrared beam counting sensor beam photoelectric sensor slot optocoupler#YT

1PCS Flame Sensor module Infrared receiver module (4-wire system) #ZJ

1PCS IR Infrared Slotted Optical Speed Measuring Sensor Smart Car Wheel Counting

1PCS NEW DC01 Infrared PM2.5 Air Quality Sensor Module#XY

1PCS NEW HJ-IR2 infrared obstacle avoidance module photoelectric switch #YT