2 Pieces DCY-ANG63 Voltage Tester Screwdriver 100-250V 3mm Flat Head

DCY-ANG63 Voltage Tester Screwdriver 100-250V 3mm Flat Head -The electric pen screwdriver has 4mm slot head, working voltage is AC100-250V -It can work as a circuit tester or a screwdriver, which makes work more convenient -The voltage tester pen is used for testing the circuit and distinguishing whether the object is electrified -There is a neon bulb in the pen body. If the neon bulb glows during the test, it means that the wire has electricity or is a live wire -The higher the voltage, the brighter the neon tube light -Fits Electricians, maintenance, service, safety personnel, and homeowners can quickly test energized circuits in the workplace or at home -Overall Size: (L141 x W13)mm -Head Size: 3mm