Nobody wants to deal with the surprise of a power outlet that doesn’t work. The Klein Tools RT110 Receptacle Tester detects the most common wiring problems in standard North American receptacles. It’s packed with indicators that identify wiring correct, open ground, reverse electrical outlet, open hot, open neutral and hot/ground reversed. It works like a charm—and at just $6.68, it’s the best bargain on this list.
Power to the People
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