Circuit testers; continuity testers; digital testers for use in testing electric voltage; earth testers, namely, multimeters, voltage testers, ammeters; electric circuit testers; electric mains testers; electrical circuit testers; insulation testers; power testers being multimeters, voltage testers, ammeters; transistor testers; voltage testers; apparatus for locating in the nature of detecting electrical cables; apparatus for monitoring electrical components, namely, multimeters, voltage tes...