If you're having circuit breaker issues, you'll want to use safe troubleshooting tools. Luckily, Klein Tools has several to ...

Purchase a receptacle tester that has GFCI testing capability ... If you are experienced with electrical work, you can probably replace it yourself, using a similar GFCI outlet.

BEST SELLERS in convenient kit include three products for electrical test and measurement applications; Digital Multimeter, Non-Contact Voltage Tester with Flashlight, and GFCI Receptacle Tester ...