Metal Starter Box, 1-In. Depth, White Bakeware This GFCI tester uses advanced

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

Used for connecting DWV pipe of the same size (hub x hub)

15 AMP Self-Test GFCI and Flip-Lid Cover

Easy grip handles with ergonomic comfort geometry

Metal Starter Box, 1-In. Depth, White Bakeware This GFCI tester uses advancedWiremold, White, Metal, Starter Box, 1" Deep, Fits Over Existing Single Gang Outlet Box To Feed Power As The Starting Point For Your System.