Feature: 1. Reverse camera filter is made of premium precision component with plastic shell, sturdy construction, waterproof design, good abrasion resistant, for long service life. 2. Perfect Compatibility- The 12v Power Relay 3.Car Rear View Rectifier can effectively to supply the stabilized 12V DC power to your rear camera, help to solve the issue of the "screen cyclowarp" or "black screen" when using a rear camera reversing. Professional Camera Rectifier with high characteristic and stable performance. 4. Easy to install, no any modification required. Just read the wire setup- Input Red Wire: Reversing Light Positive Pole/ Input Black Wire: Reversing Light Negative Pole /Output Red Wire: Camera Positive Pole /Output Black Wire: Camera Negative Pole. 5. Perfect Car Rectifier for Germany/American Car Series. Description: New Quality Name:Camera Power Rectifier Material: RubberandPE Fitment for: Germany/American Car Series Color: As the picture show Size:22cm/8.66in Package include: 1xCamera Power Rectifier Note: 1.Due to the different monitor and light effect, the actual color of the item might be slightly different from the color which is showed on the pictures. 2.Please forgive 1 cm/0.39"-2cm/0.78" measuring deviation due to manual measurement. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.