Brand new and high quality. Compact construction, sense the presence of an object by using the reflective IR beam from the object Consist of a phototransistor Snap-in construction for PCB mounting Plastic polycarbonate housing construction which reduces crosstalk Applications: Position sensor for shaft encoder Detection of reflective materials such as paper, IBM cards, magnetic tapes, etc Limit switch foe mechanical motions in VCR General purpose – wherever the space is limited Specifications: Sensing Distance: 12mm Operating Wavelength: 950 mm Package Height: 7 mm Sensing Method: Reflective Reverse Voltage: 5V Forward Current: 60mA Forward Surge Current: 3A Emitter Power Dissipation: 100mW Collector Emitter Voltage: 70V Emitter Collector Voltage: 5V Collector Current: 100mA Detector Power Dissipation: 100mW Sensor Total Power Dissipation: 200mW Operating Temperature: -25°C ~ +85°C