1. 5-in-1 AC Adapter – This power inlet’s female side fits NEMA 1-15P, 5-15P, 5-20P, 6-15P, and 6-20P connectors. One plug offers five adapter options, meeting diverse power needs. Note: Devices must support 110V-250V for 6-15/6-20 use 2. High Performance – 20A 125V AC Port Plug uses 12AWG copper wire for superior conductivity. The 18-inch extension cord provides easy access to any power source, ensuring seamless connectivity in any setup 3. Weather-Resistant Protection – The watertight cap protects against harsh weather conditions, including snow, ice, and rain. It’s built to last, even in the toughest winter environments 4. Plug-and-Play Installation – This flush-mount power inlet installs easily into a 2-inch hole, requiring no cable modification. Ideal for RVs, boats, trailers, cabin.