Gardner Bender Stop Shock II GFCI Outlet Circuit Analyzer Tester, Detects Low Resistance Brand_Ortho Masonry Siding Products

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Gardner Bender Stop Shock II GFCI Outlet Circuit Analyzer Tester, Detects Low Resistance Brand_Ortho Masonry Siding ProductsThe 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