12AWG 15 Amp Household AC Plug to 20 Amp T Blade Adapter Cable 1ft. 5-15P to 5-15R & 5-20R (120V): Standard Household 15 Amp 125-Volt NEMA 5-15P male plug to NEMA 5-20 20A 125V female connector, also support 15A 125V NEMA 5-15 socket.