... design, easy to carry Low power consumption With 2 video input High-resolution picture TPS’ Proclamation Responsibility and honor ... put Power <= 3WWorking Voltage DC 12VHousing ABSVideo two ways video input,auto reverseSystem PAL & NTSC auto swicthProduct Dimensions Product ... monitor will start up automatically, and synchronously display the video from rearview camera when you're backing your car; ...