Press the TEST button. You should hear an audible click, the light(s) should go off, and the RESET button will pop out slightly. This means the GFCI is doing its job and responding to a fault. Buttons ...

In this video, learn how to safely test your home’s electrical outlets using a multimeter. Multimeters are a good way of measuring the voltage output that the outlet gives, among other things. Before ...

Have you ever heard people talking about "GFCI outlets" and wondered what sort of gobbledegook is coming out of their mouths, let alone whether it's relevant to you? If so, you're not alone: many ...