Converts 30A hard wired RV power hook-up to detachable power hook-up. Includes: inlet, female connector, weatherproof cover, mounting adapters and gaskets, electrical box. Easy to follow installation instructions. High quality corrosion resistant construction. 304EL-BRV 30A contoured power inlet 305CRV 30A female connector (installs to RV power cord) 103RV comfort grip weatherproof cover with threaded ring. Circular metal ring covers the opening left by the removal of the access port door.