All cameras will be checked before sending to you specification: Image Sensors: 1/4 \color CCD TV System: NTSC and PAL Effective pixels: 728 x 512 Resolution: 520 TV lines Video output: 1.0Vp-p, 75 Electronic shutter: 1/60 (NTSC) -1 / 10000s, 1/50 (PAL) -1 / 10000s Waterproof Class: IPX 68 Operating temperature: -20 C ~ + 80 C RH95% Operating power (DCV): 12 Current consumption: 90 mA max Installation: 1. Install the camera in the license area of the plate of your car 2. Adjust the camera lens to its best position. 3. Connect the power cord (red and black) to the headlight of the power wires of your car. 4. Connect the video output (yellow wire) to the display. About the TV system of the car rear view camera: Usually, most monitors support both NTSC and PAL TV systems. So it does not matter that the camera is PAL or NTSC system. However, if you are not sure, please check that your monitor supports NTSC or PAL System. If your monitor only supports NTSC or PAL, please note what TV system that you need within one working day after making a payment. Or we will send an NTSC or system PAL camera at random. packing list: 1 * CCD Car Rear View Camera 1 * 6m video cable 1 * power supply cable 1 * User's Manual