1AC-D Voltage Tester Pen AC 90~1000V Power Detector With 2 AAA Battery

This tester works on electromagnetic induction which indicates the availability of AC current at any point without touching the actual metal point. A continuity tester is a  perfect tool kit for home and electrical industry uses for safety. The tester works on a 3V power supply taken from a 2 x AAA battery inside the tester It has a long life and low power consumption also compact design which can be carried in a pocket anywhere on the field. This tester is good at its  Ideal design for testing power cables, circuit breakers, sockets, distribution boxes, fuses, etc. Content Includes: 1 x Voltage tester Totally insulated, no exposed metal or conductive parts. Long life and low power consumption. Compact, safety, & easy to carry. Best for Electricians, Maintenance Service, Safety Personnel, and Homeowners can quickly test for energised circuits in the workplace or at home Voltage Sensitivity Range: 90-1000V AC Non-contact, Noticeably Accurate Response When Testing for Live Currents!