Feature:1. Wide Application: Suitable for most trailers, semitrailers, caravans, RV, commonly used with T connectors or tail lamp converters with 4 way flat car end connections.2. Trailer Adapter Plug: 7 way adapter makes tight connection between vehicle socket and trailer plug, no wiggle room, no loose fittings.3. Optimal Durability: Heavy duty black plastic construction prevents rusting, well sealed spring loaded cover increases protection against dust, moisture and corrosion.4. Simple Installation: All necessary mounting bracket and screws, nuts included, allows the user to create custom plug in wiring systems for any towing situation.5. Plastic Material: This trailer light adapter uses an extremely durable plastic structure, which is resistant to corrosion and high temperature.Specification:Item Type: Trailer PlugMaterial: PlasticInput: 6-54VFitment Type: Utility RV Boat Camper Trailer Car CarrierApplicable for Utility RV, Camper, Trailer Car Carrier, etc.Package List:1 x Connector1 x Bracket6 x Screw6 x Nut