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Klein Tools RT250 GFCI Receptacle Tester, 135 VAC, LCD Display, Functions: Voltage

SKU ORG7550924
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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. It is designated for use with North American three-wire 120 V electrical outlets.