Make driving easier with this 7 Inch DVR Monitor 4 Channel Reversing Camera Kit. The montior can show single, dual, triple, quad image if you switchover AV button when connecting with 4 cameras. Cameras can also be powered up by the monitor - no extra power source required. Reversing camera image can show up automatically on the screen when reversing gear is induced by connecting the trigger wire to the reversing light. All cameras can be shown on the screen at all times when driving - perfect for trucks or caravans that need to monitor the rearview all the time. This system also comes with 3 trigger wires for cameras. Once a trigger wire is activated, for example, when the reverse gear is induced, it will show the rearview automatically. Or when the vehicle is put on the turn right signal, the monitor will switch to the right camera automatically to give a clear view on the right side of the vehicle before making a turn.
The 4 Channel Reversing Camera Kit is suitable with 12V/24V power supply and is recommended for buses, trucks, trailers, and heavy equipment vehicles.