12V Anti-interference DC Power Relay Capacitor Filter Connector Auto Car Camera Filter For Car Parking Reverse Rear View Camera Description: Item TypeCables, Adapters & Sockets Features: [First Check Compatibility] The 12v power relay filter rectifier can be used to provide a stable 12v DC power supply for the rear camera. [Good performance] - The automotive rear view rectifier can effectively provide a stable 12V DC power supply for your rear camera, helping to solve the problem of "screen cycle distortion" or "black screen" when reversing with the rear camera. Professional camera rectifier with high characteristics and stable performance [Professional Quality] - The relay filter rectifier uses high-quality precision components and a plastic housing, with a solid structure, high quality, and long service life [Easy to use] - Easy to install without any modifications, just read the wiring settings Package: 1pc Power ballast