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Klein Tools Receptacle Testers are designed to detect the most common wiring problems in standard and GFCI receptacles. A convenient chart on the tester helps determine wiring condition in outlet, based on LED lights results. Conditions indicated: open ground, reverse polarity, open hot, open neutral, hot/ground reversed.
Klein Tool Model No. RT210
Conforms to UL Std 1436, Certified to CSA Std C22.2 #160
Built to withstand a 6.6 ft. (2m) drop
Operating temp: 32°F to 140°F (0°C to 40°C)
Works on GFI outlets and confirms operation of the ground fault
Nominal Voltage: 110/125V AC at 50/60Hz in 3-wire outlet