Tamper resistant grounded duplex receptacle meets the 2008 NEC requirement. Shutter mechanism inside the receptacle blocks access to the contacts unless a 2 prong plug is inserted, helping ensure hairpins, keys, etc., will be locked out. Quick wire push in or side wired terminals. Heavy duty construction offers long, trouble free service life. 15A/125V. NEMA 5 15R. UL listed and CSA certified for tamper resistant devices. Limited 2 year warranty.