Fluke Electronics Fluke 1AC-A1-II-5PK 5 Pack of Volt Alert AC 90-1000V Detectors

The VoltAlert ac voltage testers from Fluke are easy to use-just touch the tip to a terminal strip, outlet, or cord. When the tip glows red, you know there’s voltage in the line. Electricians, maintenance, service, safety personnel, and homeowners can quickly test for energized circuits and defective grounds on the factory floor, in the shop, or at home.