Sensing range: 0 ... 400 mm, adjustable, light transmitter: laser diode, light type: red, alternating light, signal output: push-pull output, short-circuit proof, reverse polarity protected, switching type: light/dark switching, switchable, connection: device plug M12 x 1, 4-pin, operating voltage: 10 ... 30 V DC, class 2, ambient temperature: -25 ... 55 °C (-13 ... 131 °F)