The OEM replacement Ultra Bright 7 in. LCD Frameless Rear View Mirror with 4-video inputs and 4-video display modes. It has a LCD display sensor that will automatically adjust the LCD's brightness to the ambient light. With it's unique frameless design the mirror functions as a large LCD screen when needed. Trigger wires allow you to hook this mirror to the reverse light, right turn signal light, left turn signal light, or whatever camera you have setup. The 2-included cameras can be mounted on the side of the vehicle. When wired to the turn signal lights they will turn on when the turn signal is activated. Customize your camera view with the 4-display modes.