Klein Tools LCD GFCI Receptacle Tester 1 pk
Offer updated on 8/19/2022
The RT250 is an electrical receptacle tester that tests the wiring conditions at an electrical outlet and inspects GFCI devices. The LCD displays the voltage, identifies the wiring fault and the time required to trip a GFCI device. GFCI Receptacle Tester features a large backlit LCD readout of voltage and clear indication of wiring conditions.