1High Performance: 12 pin flat trailer socket will power the trailer lights, connect the trailer plug to the vehicle socket to turn on the taillight, brake light, turn signal. 2Long Lasting and Stable Performance: Using heavy duty black plastic construction, easy to damage, brass terminals, excellent electrical conductivity. 3Premium Materials: Made of high toughness ABS and brass, this trailer socket is built to withstand harsh weather conditions and heavy duty use. 4Secure Connection: The 12 pins ensure a secure and stable connection between your vehicle and trailer, preventing signal loss and ensuring safe towing. 5Universal Fit: The flat socket design is compatible with a wide range of trailers and caravan boats, making it a versatile choice for your towing needs. 1 x 12pin Flat Socket 2 x Locking Buckle 4 x Screw