Home Tools Klein Tools ET300 Circuit Breaker Finder w/ Receptacle Tester $20.35 Tools Klein Tools ET300 Circuit Breaker Finder w/ Receptacle Tester $20.35 By ARCOM - 12 July 2021 79 0 SHARE Facebook Twitter Go to the deal page: Klein Tools ET300 Circuit Breaker Finder w/ Receptacle Tester $20.35