Feature 1Adapter provides secure connection in the vehicle side to power the trailer's signal lights. 27pin connector, adopts pure copper contact for good conductivity and fast connection, reliable. 3Standard European trailer connector, widely used in commercial vehicles, semi trailers, trailers. 4Aluminum alloy socket, antioxidation and anticorrosion, durable and sturdy. 5Simple installation, comes with the 7way connector, mounting bracket and necessary accessory.Condition: 100% Brand NewItem Type: Trailer ConnectorMaterial: Copper+AluminumColor: BlackShape: RoundType: SocketLine Length: Approx. 2m/6.56ftMain Function: Connect truck and power supply, suitable for trailer signal light displayOuter Diameter of Flat Wire: Approx. 1cm/0.39in WideOne Wire Contains 3Red, Green and Black Wires, The Other Wire Contains 4 Brown, Blue, Yellow and White Wires, and the White Wire has Terminals .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x 7-Pin Connector Socket6 x Blue Buckle4 x Cable Tie