Receptacle Tester Standard Outlets Standard Receptacle Tester. Plug in to check outlet polarity. Lights up lights in pattern to tell outlet status. UL approved tester.
Tests for correct wiring， open ground， reverse polarity， open hot， open neutral， hot on neutral， hot and ground reversed with open hot and ground fault interruption in 3-wire
Works on 120-Volt circuits
3 LED lights to indicate status
Status indication label on tester tells you what the light readouts indicate
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