The RV trailer wiring adapter is designed to convert the vehicle's 7-way connector to a 5-way flat trailer connector to power the trailer's harness connections and auxiliary lighting, tail lights, backup lights and parking lights. The 5-pin flat trailer converter is designed with durable injection molded housing, sturdy and corrosion resistant, not easy to damage. Contact with brass and nickel-plated brass terminal, high conductivity, more stable The standard 7-way blade to Flat 5-way circular connector easily snaps into the trailer's existing socket and secures firmly. Compact design, long service life Light weight, small size, plug and play design, easy installation, no cutting, easier to tow, no welding or drilling, easy to use, can complete the installation quickly, save you time and effort Suitable for most trucks with trailers, boats, RVs, ATVs and other connected lighting accessories such as running lights, tail lights, RV lights, tailgate bars, brake lights, turn signals and