Safety Supplies

A very simple, inexpensive, plug-in device that should be available in all science departments to check electrical circuits. Schools will commonly find five unsafe electrical conditions—open ground, open neutral, open hot, hot/ground reverse, hot/neu...

Troubleshoot electrical circuits safely and easily. Unique handheld device determines the presence or absence of AC voltage in insulated wires, wall receptacles, fuses, switches, or any other voltage-carrying electrical system. Simply touch the plast...