Features 1.INTERFACE TYPE: Nema TT?30P male to Nema SS 2?50R female RV adapter, TT?30P male to SS 2?50R female adapter, 30 amp male to 50 amp female RV adapter, Easy conversion power supplies. 2.ELECTRICAL RATING: 30A (NEMA TT?30P) male to 50 Amp (NEMA SS 2?50R) female adapter 30 Amp to 50 Amp adapter. 3.PVC COVER: Nema TT?30P to Nema SS 2?50 power plug adapter is designed for outdoor use, the exterior PVC guards the RV plug adapter from wet, sunlight and wear and tear from the outdoor elements. 4.REINFORCED DESIGN: Nema TT?30P to Nema SS 2?50 power plug adapter is reinforced with a single molded reinforcement to ensure that it does not come off in use, resulting in poor contact, and is resistance to pulling and tugging for greater durability. 5.USAGE: This 30 amp to 50 amp plug adapter is used to convert campground power to fit your 50A RV. specificationItem Type: Nema TT?30P to Nema SS 2?50 Power Adapter Material: Copper, PVC Interface Type: Nema TT 30P Male to Nema SS 2 50R Female Plug: 30A 125V Socket: 50A 125-250V Plug: (US Plug 125V) PackageList1 x NemaTT?30PtoNemaSS2?50PowerAdapter