Sperry Instruments HGT6520 Stop Shock II GFCI Outlet Circuit Analyzer Tester Hex Shank Rated for 7

Rated for 7

Powerful cleaning agents remove tough soil

The teeth are induction hardened

Bath drain & overflow

Size: 8" x 4"

Sperry Instruments HGT6520 Stop Shock II GFCI Outlet Circuit Analyzer Tester Hex Shank Rated for 7The Stop Shock II Circuit Analyzer makes it easy to test GFCI receptacles and determine the appropriate wiring correction needed. This GFCI tester uses advanced circuitry and a patent pending proprietary design to precisely detect the required low resistance (less than 10ohms) on ground wire and provides a clear and easy to understand single LED readout indication for Correct wiring or Bad Ground, Open Neutral, HOT GND Reverse, HOT NEU Reverse and