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 ...

Unlike the last test you took in school, this one is fast and easy—and protects you from harm. An electrician explains. Think about your morning routine: Do you hop out of the shower and immediately ...

We may earn revenue from the products available on this page and participate in affiliate programs. Learn More › A ground fault circuit interrupter (GFCI) outlet is a special type of electrical outlet ...

Over on YouTube our hacker [VIP Love Secretary] shows us how to make a simple MOSFET tester. This is a really neat, useful, elegant, and simple hack, but the video is kind of terrible. We found that ...