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Feature

AC Voltage Tester Pen- Distinguish the live and null wire through different frequency alarm sound AND led indicator; Voltage detection range 12-1000V AC
Non-Contact Voltage Detector - Non contact voltage tester will flash and beep when the device close to AC voltage greater during the specified voltage range without touch the measured object, and also with the beep sound and LED to indicate to support enough safety measuring application
SAFELY Electrical Tester - Voltage frequency can be distinguished by beep and LED indicator. It's loud enough to hear over moderate machine equipment noise
Electric Tester Pen With Flashlight-LED light allows operation even on dark environment; Auto power off after no operation for 5 mins to save energy
Portable NCV Voltage Tester Meter-Convenience and easy to carry, small in size, easy to store in tool box or carry in your pocket