High-quality materials: RV inlet plug 15 amp AC outlet is made of tough black nylon and high-quality nickel-plated copper, equipped with a square design and four screws, the RV power outlet can be installed very firmly. Not only can it resist UV degradation, severe impact and wear, but also ensure the safety of using electricity. Nickel-plated copper pins are installed in the male inlet socket to avoid oxidation Easy to install: Four steps are required to make the RV shore power inlet work properly. ① We recommend drilling a 2-inch hole to leave some space for the shore power plug, although a 1-7/8-inch hole would be better. ② Put the 15-amp AC power flange inlet into the hole and mark the four screw positions. ③ Secure the recessed formula RV outlet position with four screws. ④ 15 amp AC port plug inlet is now perfectly installed Waterproof cover: The trailer power inlet comes with front and rear integrated covers, which wraps the entire RV shore power plug panel well, can protect the contacts from rainstorms, snow, sand, and can work normally in bad weather, durable and suitable for outdoor use Wide application: This designed shore power plug is widely used in cars, boats, ships, trucks, trailers, pickups, RVs, industrial and electrical applications, suitable for a variety of uses, including car battery chargers, engine block heaters, bumpers, outdoor power sockets and other enclosed trailer accessories Plug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the United States, the Philippines,Taiwan and so on. Voltage: AC125V Color: black Material: plastic Package Contents: 2 x 15A power inlet plug