How To Use A Voltage Tester
Types of Electric Voltage Testers Contactless Voltage Tester A contactless voltage tester is shaped like a pen or marker, and it can indicate whether a wire or outlet has voltage feeding it. They’re quick and easy to use, and they can help an electrician or homeowner locate live circuits. However, they don’t tell the user how much voltage the outlet or wire has, and they’re not always completely accurate. Full-size Multimeter or Contact Tester A full-size multimeter might be overkill for homeowners, but they can tell an electrician a lot about an outlet, switch, fixture, or circuit....