Features and Benefits: 50 Foot Heavy Duty Indoor/Outdoor Locking/Lighted Extension Cord; 12/3 SJTW single tap; 15A, 125V, 1875W; LED mounted in end of cord lights up when cord is plugged into 110V power; Female end slide lock for protection against cable disconnection; ETL Certified and UL ListedKTIXD indoor/outdoor locking extension cords provide uninterrupted power loss while in use. The slide lock mechanism engages automatically and works with all standard straight prong connectors ensuring continuous operation. Visible LED is mounted in the female end of the cord that lights up when the cord is plugged into 110V power.