Klein Tools LED Receptacle Tester

ET40VP is the ideal electrical test kit for the homeowner. The ET40 is an AC/DC Electrical Voltage tester with AC voltage at 12V, 24V, 120V and 240V and DC voltage at 1.5V, 9V, 12V and 17-24V covering the most commonly used residential voltages. RT210 Receptacle Tester can detect the most common wiring problems in standard and GFCI receptacles: open ground, reverse polarity, open hot, open neutral, hot/ground reversed.