GFCI Outlet, Tamper-Resistant GFI Receptacle with LED Indicator, Self-Test Groun
If the indicator (LED) glows green, you have installed the GFCI receptacle correctly and it is working properly, The GFCI outlet automatically conducts a Self-Test(the red light will blink once) every 1-15 minutes.
GFCI Outlet 20 Amp, UL Listed, Self-Test GFI Receptacles, Tamperresis
Q: Why does the GFCI outlet flash a red light periodically?. Is it defective?. A: This GFCI outlet includes an automatic self-test feature to ensure it is functioning properly. This is normal behavior and does not indicate a defect.