Klein Tools ET310 Digital Circuit Breaker Finder GFCI Outlet Tester

The Klein Tools ET310 Electronic Circuit Breaker Finder with operating voltage 90V to 120V AC 50/60Hz is used to locate and identify correct circuit breaker with visual and audible indicators. Use the Receiver to scan the breakers in the circuit breaker panel. Connect the Transmitter with a 3-pin plug to the electrical outlet or fixture in the circuit and compare the illuminated wiring condition indicators with the wiring condition codes printed on the transmitter. It features an integrated GFCI outlet tester for testing GFCI devices. The transmitter is powered by the circuit when connected to the electrical outlet or fixture. It docks in the receiver for convenient storage. CAT II 120V safety rating.The ET310 receiver comes with a 9V battery transmitter and user manual.Warning: The tester is intended for INDOOR use only with 120V AC electrical systems. DO NOT connect to higher voltage electrical supplies.