Baomain Photoelectric Sensor E3F-R2N2 Retroreflective Optical Sensor Switch DC 10-30V NPN NC Sensing Distance 2m with Reflector Panel home2022 They are packed in a

They are packed in a plastic box

You can be sure to buy with total confidence

the most important factor in the accuracy is the fact that it wont go out of calibration over time

The battery operated

synthetic color-free

Baomain Photoelectric Sensor E3F-R2N2 Retroreflective Optical Sensor Switch DC 10-30V NPN NC Sensing Distance 2m with Reflector Panel home2022 They are packed in aBaomain Photoelectric Sensor E3F R2N2 Retroreflective Optical Sensor Switch DC 10 30V NPN NC Sensing Distance 2m with Reflector Panel Optical switch control by infraredray,as proximity sensor,including a transmitter and receiver in it. It can be applied in security system,manufacturing industry etc. A retroreflective arrangement places the transmitter and receiver at the same location and uses a reflector to bounce the light beam back from the