The back camera / reverse camerais specially designed for seeing the blind spot where your mirrors cant reach, it can help you see more when you driving or parking, effectively avoid a lot of trouble. Rear/Front Switchable: Optional Mirror/Normal Image Guideline on/off Switchable - You Can Use it as Rear View Backup Camera or Front/Side Camera. Note: By default this is a front camera (normal image) without Guideline display Low Light Night Vision Function -- The high-quality CCD lens is equipped, and it is clearly visible in low light conditions. It is strong against night vision with a night vision color camera. With standard RCA input, works with your head units or aftermarket LCD/TFT displays, Suitable for variety of vehicles: car, mini-truck, mini-van etc,12V working Voltage ONLY Easy Installation, the installation couldn't have been simpler. Connect two RCA plugs, secure the wires to the frame and you're done.