Effective detection range: 0.1 ... 7 m, Light source: LED, 660 nm, Light type: modulated visible red light, Signal output: 2 push pull (4 in 1) outputs, short circuit protected, reverse polarity protected, Switching type: light on, Connection: Plastic connector M12 x 1, 4 pin, Operating voltage: 10 ... 30 V DC , class 2, Ambient temperature: 25 ... 60 DegreesC ( 13 ... 140 DegreesF)