Features: 1.7 Way Trailer Plug: Can be used to connect the taillights, brake lights, reverse lights, turn signals, trailer brakes and auxiliary power of your RV. 2.Male Plug: This 7 flat trailer plug is equipped with a dust cover that keeps the connection points dry, and protect the plug from dusts and corrosion. 3.Female Trailer Connector: Features 2 handle hooks on either side of the plug for a better grip when plugging in or unplugging trailer wiring 4.Material: For long lasting use, the housing of this trailer harness adapter is made from durable black plastic that will never rust or corrode, metal terminals makes better conductivity! 5.Fine Workmanship: Professional manufacturing, high precision and good reliability. Widely application, suitable for most trailers, semitrailers, RV. Specification: Item Type: 7 Poles Round Trailer Connector Material: Plastic, metal Pin: 7 pin Application: Suitable for most trailers, semitrailers, RV PackageList: 1 x Male Connector 1 x Female Connector