SallyBest&reg; Waterproof Night Vision 18mm Color CCD Outside Car Rear View Camera Universal Auto Parking Reverse Vehicle Backup Reverse Camera with 170 Degree Viewing Angle Resolution: 420 TV lines. Lens Angle: 18mm / 170 degrees. Power Supply: DC 12V. 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. 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. With the waterproof design, there is no need to concern the rainy days. Low power consumption and low maintenance, easy to install.