SallyBest&reg; HD Universal Night Vision 420 TVL Car Rear View Camera DC 12V Waterproof Auto Parking Reverse Backup Camera with 170 Degree Viewing Angle Display a reversed camera image on the monitor to duplicate the normal view seen in a rear view mirror. With the high sensitivity, you can get rid of the poor rear vision. Fit into most vehicle key holes, no other installation needed. It's a night vision camera, you can easily get the clear situation in your back. With the waterproof design, there is no need to concern the rainy days. Low power consumption and low maintenance, easy to install.