Gardner Bender Stop Shock II GFCI Outlet Circuit Analyzer Tester, Detects Low Resistance Pulsar Products Hex shaft is made of

Hex shaft is made of steel

Installs with finishing nails or construction adhesive

Interchangeable hubs (RX conduit hubs) Size 1-1/2 IN

LEDs Stay Cool to the Touch and Last 50

Gardner Bender Stop Shock II GFCI Outlet Circuit Analyzer Tester, Detects Low Resistance Pulsar Products Hex shaft is made ofThe 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