The Klein Tools NCVT1PKIT Electrical Tester Kit is a practical and reliable tool for electrical safety, earning a 4.6-star rating from over 5,800 global reviews. Priced at $25, this two-piece kit ...

you can use an ingenious tool that quickly tells you which circuit breaker goes to the outlet. The Klein Tools ET310 Digital Circuit Breaker Finder is a two-piece kit that costs $49.97 on Amazon.