ELEGRP 15A Auto Reset Inline GFCI Extension Cord 3ft 12/3 SJTW Heavy Duty Yellow Cable 3 Wires 3 Prongs Grounded Plug with 3 Electrical Outlets

Always Safe
In-line GFCI features surge protection and lightning protection function withstanding 6 kilovolt. Performed 6000+ times factory test, which is twice the testing times of UL standard.

Water Resistant GFCI
Auto Reset GFCI (Ground Fault Circuit Interrupter) with LED indicator reaches Level UL50E 3R water proof.

Heavy Duty
12-gauge (12/3) SJTW soft drawn copper cabling, heavy cord with poly stranding for additional strength.

Wide Application
This is a simple way to add ground fault for anything related to the outdoors like the yard, or old building like garage or shop.