Specifications: Socket material: plastic and brass Voltage: 12V DC Color: Black Application: can be used for caravans, trucks, RVs, boats and trailers Vehicle Service Type: Motorhome, Truck, Car Material: Rubber, Plastic, Metal About this item 7 Pin Male Female Trailer Plug - Fits 7 pin heavy duty European standard trailer, establishes a secure connection between your vehicle and the additional major trailer, transfers electronic signal lights from vehicle to trailer, Ideal for new tow bars or replacing damaged plugs on cars existing. European Standard --- Passes Europe CE, ROHS Certification, trusted standard wiring system for European trailers, reliable and safe performance. With waterproof rubber pad, waterproof for all road and weather conditions. High Quality Material --- Carefully selected sturdy and stable materials, the 7-pole socket has round brass pins, with waterproof rubber pad, waterproof and durable, long service life and perfect sealing. High quality mounting bracket.