Detection range: 0 ... 2500 mm adjustable, Light source: IRED, Light type: modulated infrared light , 850 nm, Signal output: 2 push pull (4 in 1) outputs, short circuit protected, reverse polarity protected, Switching type: dark on, Connection: 4 pin, M12 x 1 connector, Operating voltage: 10 ... 30 V DC , class 2, Ambient temperature: 30 ... 55 DegreesC ( 22 ... 131 DegreesF)