LeeKooLuu Backup Camera and 7" Monitor System for Car/SUV/Van/Pickup Truck/RV/Trailer Single Power Rear/Side/Front View System Reversing/Driving Use IP68 Waterproof Night Vision Guide Lines ON/Off Very easy installation.The system is powered by connecting to 12v source fuse box or cigarette lighter/ignition switch for use was controlled by a on/off switch or reverse use only by connecting to reverse lights,See the diagram images The camera with IP68 waterproof standard and Infrared Night Vision upgraded to 150 view angle .A intelligent switch use for on/off guide lines,adjust width/length/downward angle of guide lines, Switched backup camera amoung rear view camera/side camera/front camera. 7 inch LCD monitor is directly attached to flat surface dashboard with provided adhesive foam, the bracket can be removed for alternative mounting options.If you like mount monitor on windshield,contact us get a suction cup mount free. Monitor has capability to monitor two video inputs V1/V2. If monitor displaying two cameras same time,V2 Channel will be trigered displaying reverse camera prioritized by connecting the blue triger wire to reverse fuse(fuse box)/reverse lights circult.If only displaying one camera ,idle the blue wire. Installation instructions are included. Product has a 2 year warranty and tech support is available via leekooluu@outlook.com