Sperry Instruments HGT6520 Stop Shock II GFCI Outlet Circuit Analyzer Tester Deck Screws Companion cups are compatible with

Companion cups are compatible with Jetboil systems only

Durable and hardened jaws

Brushless motor last up to ten times longer than traditional motors

Rust-Oleum Specialty Farm Equipment provides superior rust protection for tractors

Material : Polymer

Sperry Instruments HGT6520 Stop Shock II GFCI Outlet Circuit Analyzer Tester Deck Screws Companion cups are compatible withThe 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