The Camco Power Grip Generator Adapter allows you to connect to a generator with a 4-prong locking receptacle and adapts the connection to fit your 30-amp RV. A contoured design with non-slip grooves helps assist in gripping, plugging and unplugging the adapter from the outlet. It features a 30-amp locking male (NEMA L14-30P) and 30-amp female (NEMA TT-30R) connection. Rated for 125 Volts / 3750 Watts. This product is listed with ETL. Patented.