Description: Good Performance: Car Rear View power filter can effectively to supply the stabilized 12V DC power to your rear camera, can solve the issue of the "screen cyclowarp" or "black screen" when using a rear camera reversing, Reduce flickering issue, Anti interference Premium Quality: Reverse camera filter is made of premium precision component with plastic shell, sturdy construction, waterproof design, good abrasion resistant, high quality for long service life. Compatibility: Perfect suitable for car rearview camera of Germany/American Car Series Easy Installation: Input Red Wire: Reversing Light Positive Pole; Input Black Wire: Reversing Light Negative Pole; Blue Wire: Connect to Camera Positive. Simple installation steps, no modification, cutting, or drilling required High Quality: Professional manufacturing, high characteristic and stable performance Specification: Material: ABS plastic Package Includes: 1 Piece Power Relay Capacitor Signal Filter(6 Pack) Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful online shopping!