20AMP GFCI Outlet Receptacle Tamper Resistant ETL Listed White GFI TR WR GFCI
20AMP Weather & Tamper-Resistant GFCI Outlet Receptacle. Ground Fault Circuit Interrupter (GFCI): Designed to protect people from shocks from an electrical system. If there is a ground fault, a GFCI will trip and stop the flow of electricity to prevent injuries.