Klein Tools ET310 AC Circuit Breaker Finder with Integrated GFCI Outlet Tester

This circuit breaker finder can quickly and accurately locate the correct circuit breaker in a panel corresponding to the circuit to which an electrical outlet or fixture is connected GFCI tester consists of two parts: a Transmitter connected to the electrical outlet or fixture, and a Receiver used to scan the panel to locate the correct breaker Receiver delivers clear visual and audible indications when the correct breaker has been located Operates on 90-120V AC circuits Transmitter incorporates a GFCI outlet tester to inspect the wiring condition at the electrical outlet and test GFCI devices Transmitter docks in the Receiver for convenient storage as a single item when tester is not is use Transmitter incorporates a three-pin plug for connecting to North-American-style grounded electrical outlets