Klein Tools RT250 GFCIReceptacle Tester with LCD Display

GFCI Receptacle Tester features a large backlit LCD readout of voltage and clear indication of wiring conditionsLCD readout shows the time required to trip a GFCI deviceDetect and identify common wiring faultsPatent pending detection of Open Neutral Open Ground wiring faultAuto-Hold is convenient for hard-to-reach outletsBright green and red LEDs illuminate for visual indicatorsCAT II 135V safety ratingDurable 6.6-Foot (2 m) drop protectionFor use on 3-wire, North American 120V electrical outlets only