Hyper Tough 20 Amp GFCI Outlet, Self-Testing, Tamper Resistant, Impact Resistant, White

Innovative Dual Protection System Features twin solenoid and double Silicon Controlled Rectifier (SCR), ensuring an always-on GFCI protection to ground fault, which doubles the service life of GFCI as an added layer of protection. UL & CUL Listed. Patented Self-Test Every 5 Seconds The GFCI outlet automatically conducts self-test (auto-monitor) every 5 seconds to ensure the GFCI is continually working to protect people from electrocution, which exceeds the UL standards of self-test frequency of 3 hours. Break the circuit in just 0.025 seconds when ground fault occurrence in the circuit. Tamper Resistant Tamper-resistant shutter system prevents young children from inserting unwanted objects into the outlets. Durable and Long Service LifeConstructed with premium high-impact resistant thermoplastic materials and rational structure design, ensures superior strength and durability. Performed 6000+ times endurance factory test, which is twice the testing times of UL standard.