Heavy Duty RV trailer 8ft.cord with 7 terminals for an easy hook-up to your trailer Adopted flameproof ABS junction box and good conductivity copper with solid cord, stronger and rugged, perfect for RVs, trailers, campers, caravans, food vans and other towed vehicles. Durable and Long-lasting wires are coated with a weather resistant insulated rubber like material that will withstand all weather conditions Molded RV plug is equipped with special anchor grips for an easy disconnect Commercial grade 7-pin trailer wiring harness