I tested a tiny device that plugs in, stays silent, and promises to stop electrical fires before they start. Here's my verdict.

The protocol outlines standard testing methodologies of things like lumens, runtime, beam distance, and impact and water ...

They’re inexpensive and easy to use, and they help keep you safe when doing DIY electrical work. Solution: Test. Use. Verify. First, test the tester by holding it to a known live circuit, like a ...