Ideally it should be fixed to an area above your rear licence plate, or any area other suitable nearby area. The wide angle lens and minimum illumination of 0.5 Lux will you give you a more than adequate view of potential hazards behind your vehicle. Supplied with a 6m wiring and video loom cable.Specifications:• Sensor: PC7070• Resolution: 420 TV lines• Minimum Illumination: 0.5Lux• Video out: 1Vp.p. 75 ohm• Power Supply: 8-12Vdc• Operating temperature: -20 - +75 deg C, RH95 maximum