Bigger than other backup camera kits' monitors, our 7 inches LCD rear view monitor connects 2 backup cameras by a wireless transmitter. Wireless transmitter takes the place of complicated long video cables. Make all things much easier and safer. Versatile Transmitter – You can install it anywhere near the reversing light. Suitable for most cars, RVs, vans, camping cars, trucks even trailers. Without any interference from other wireless devices, it ensures you have stable and high resolution image with 85 ft acceptance range in open areas. Full HD Night Vision in color displayed in 7 inch screen must give you more confidence and safety at night driving! Monitor Installation 1. Connect the rear view monitor to cigarette lighter socket 2. Turn on the monitor switch Camera Installation 1. Connect the black wire of the camera to negative pole，red wire to DC12V or DC24V voltage. 2. If you connect it to taillight, it will work when reversing. If you connect it to running light, it will work when reversing. Technical Specification Monitor: Screen size: 7-inches Power: DC12V-24V Lens Viewing Angle: 149 Degrees Operating Temperature: -25 ~60 degrees centigrade Resolution: 1920x1080 - RGB Backup camera: Processor: Digital FHD image processor with CCD Video output : RCA connector, 1. 0vp-p, 75ohm Waterproof IP Rate: IP69K Operating Temperature : -25 to 60 degrees centigrade Package Includes: 1 x 7-inch LCD Monitor 2 x Rear view Camera 1 x Cigarette Lighter adapter with on/off 3 x Power cord 3x TV Antenna 4x Installation kits 4 x Fixed Bracket kit 1 x Sunshade 1 x User Manual