Description A perfect tool kit for home and electric industry uses Ideal design for testing power cables, circuit breakers, wall sockets, junction boxes, fuses, etc Just press the button, white LED light can be always on when there is absence of voltage Beep sound and red flashing LED would indicate the presence of voltage Totally insulated, no exposed metal or conductive parts 110-220 AC Voltmeter Voltage Probe Volt Meter Power Detector Current Tester Pen Non-Contact Electric Indicator The next generation AC non-contact voltage testers are easy to use - just touch the tip to a terminal strip, outlet, or supply cord. When the tip glows red and the unit beeps, you know there is voltage present. Electricians, maintenance, service, safety personnel, and homeowners can quickly test for energized circuits in the workplace or at home. Long life and low power consumption Compact, safety, easy to carry SpecificationsFrequency Range 50 to 500 Test Voltage Range 901000V AC Safety Rating CAT II 1000v Powered By: 2 x AAA Batteries (Not included) Material: ABS Plastic Color: Yellow Grey Item size 1522315mm Package size 20491*19mm Net weight: 45g Package weight: 60g Packing Included:1 x LED Light Voltage Pen