1Reversing camera rectifier cable, suitable for German/American car series, strong practicality. 2The reversing ballast can help you effectively solve the interference ripple of the reversing camera. 3The relay filter can stabilize the voltage at 12V to ensure that there is no flickering image. 4Solve the problem of "screen cyclowarp" or "black screen" when using the rear camera to reverse. 5Made of high quality PVC material, high toughness, anti-aging and durable, not easy to break.