Type: Reverse Camera Wire or Wireless: Wire Guiding Line: Yes Voltage: DC 12V Alarm Type: Vehicle Backup Cameras,Front,Front Side,Rear Side TV system: NTSC & PAL Effective pixels:640*480 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% Current consumption: 90 mA max Installation: 1. Install the camera in the license area of ​​your car plate 2. Adjust the lens of the camera to your best position. 3. Connect the power wire (red and black) to the headlight wiring of the power cables of your car. 4. Connect the video output (yellow wire) to the display. About the car's rearview camera system: Usually most monitors support both NTSC and PAL TV systems. So it doesn't matter if the camera is PAL or NTSC system. However, if you are not sure, please check that your monitor supports NTSC or PAL system. Applicable models: Viewing angle: 170 degrees Colour: Black material: plastic size:43*42mm Package Contents: 1* Rear view camera 1* 6m video cable 1* Power cable Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.