Features: Easy & Quick Installation-NEMA 5-15P 15 amp 125V Flanged Inlet AC Port Plug is ETL certified. Drilling hole required, use 4 long stainless steel screws to fix plug on the wall tightly, No gap on the edge. Directly Plug In-18" integrated extension cord extends connection distance, directly connecting the cord to the existing power source, require No cable modification or hand wiring . Weatherproof Covers-It has front cover and back cover which protect from the elements, never worry about heavy rain, snow, blizzard, dust and even works well in Western Colorado winters. Sturdy & Durable-Made of premium copper and nylon plastic, resist the damage of UV degradation and chemicals, offering a more sustainable and durable service life. Multiple Uses-As a generator or battery charger plug to energize your electrical devices. Widely applied to RVs, campers, cars, trailers, boats, ships, marine heaters, garden shed, bumpers, embedded socket boxes, etc. Specifications: Male connector: NEMA 5-15P Female connector: NEMA5-15R Current: 15Amp Voltage: 125V Length: 18" Color: Black Wire Gauge: 14AWG Package include: 1 x NEMA 5-15P TO NEMA5-15R Extension Cord 4 x Screws