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Product info

Greenlee's GT-10GFI 120V GFCI Circuit Tester Polarity Cube is intended to verify correct wiring of any standard three-wire 120V receptacle. It is also used to verify the integrity of a three-wire GFI/GFCI (ground fault interrupter/ground fault circuit interrupter). Used to troubleshoot 120V AC grounded outlets and test GFCI receptacles Light sequence indicates correct/incorrect wiring Added peace of mind with lifetime limited warranty.

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