The Sportsman Series 15 Amp Male to 30 Amp Female Conversion Adapter Plug can convert standard 15 amp current to the 30 amp power needed for your RV or trailer. Sturdy molded plastic housing contains copper wiring and a ring cover that protects the 30 Amp connection into the RV from the weather.Quickly and easily power the RV with the Sportsman Series collection of cords and adapters specifically designed for use with recreational vehicles. Be prepared for any setup at the RV park and run more appliances or electronics in your camper at the same time without keeping your generator running, saving time, fuel, and money.