Fork width: 3.15 mm, light transmitter: IRED, 940 nm, light type: IRED, light type: IR light 940 nm, signal output: 1 NPN, phototransistor, connection: 610 mm, PVC cable, colored single wires, operating voltage: 5 ... 30 V DC, ambient temperature: -20 ... 85 °C (-4 ... 185 °F)