Bebobly 2-Pole 3-Wire Nema 5-15 Flanged Generator Inlet Plug For Rv Boats, 15 ?15 Amp Flanged Inlet?Made of premium copper and tough Black Nylon Body, which can resist damage caused by UV degradation, wear and tear, and chemicals. Ideal for outdoor indoor use. ?No wiring required?An AC Port Plug with the heavy-duty 14AWG 18-inch outdoor extension cord, which is suitable for a variety of wiring situations. Dual extension cords provide more flexibility for electronic devices. ?Waterproof?ETL Listed.This RV Power Inlet was updated with a weatherproof front and back cover, protecting the plug inside against rain, snowstorm, and dust damage. The threaded and square design ensures that the power outlet can be mounted very securely. ?Easy to Install?Just drill a 2" hole and use 4 stainless screws in the package to fix it, plug and play. ?Save Time and Cost?One time apply and permanent repair, widely used in RV roofs, trailers, metals, glass, windows, cars, etc.