IR Distance Sensor (100cm-500cm) - GP2Y0A710K0F
Long Range Infrared Distance Sensor that can measure the distance from 100cm to 500cm (1-5 meters / 3-15 feet)! 2 wires for Ground, 2 for Power and 1 analog signal that ranges from 1.4V to 3V when an object is 500 to 100cm away respectively.