AUTO-VOX Universal 4.3 inch LCD Wireless Rear View Car Monitor with Mirror Kit+ Waterproof HD Wide Angle Backup Camera High visibility in dim or bright conditions 2.4G built-in wireless transmitter and receiver, it is much easier and neater fit compared with those external wireless kit (For more installation details, please refer to http://youtu.be/IJmjnmxJ1ws) The Anti-glaring mirror glass for eye sight protection and looks a complete view when the monitor is switched off. It does not disturb your back view when driving forward Wireless - Auto Switch PAL/NTSC|Wireless transmission range: 30 meters for barrier free space. Highly prevent accidents to save you from unnecessary loss or troubles while driving in reverse by avoiding children, traffic, pedestrians, toys, and pets Clip the mirror monitor on the original rear view mirror. Plug the power adapter to car cigarette lighter socket to get powered. The cable from monitor to cigarette lighter power adapter can be hidden and invisible