... 272VDisplay format: 16:9,4:3.Power: about 1WOperating voltage: DC12VVideo Input: AV1/AV2 Dual input, VCD, DVD, GPS video signal input can ... true;2, reversing automatic wake up function;3, universal video input (DVD, VCD, TV, GPS);4, touch button control, operation fast and ... start reversing camera to detect the signal and displays the rear screen, reversing after automatic shutdown. 4.3 inch rear view ...