ANENG VC1018 Non-contact LCD Digital Voltage Tester 12V-1000V Multifunctional Pen Tester AC Voltage Detector Electric Continuity Battery Test Pencil with Sound Light Alarm Blue

Non-contact Detection: when the electric test pen detected the AC voltage, the screen will display red and full signal, and beep sounds up to alarm you.

Sensitivity Adjustment: you can adjust the high or low sensitivity by the "S" button. The green backlight is low sensitivity, while the yellow is high.

Fire/Zero Wire Detection: insert the pen tip into the socket to detect zero/live wire, red backlight flashes, the LCD signal is full and beep sounds up when detecting live wire.

Breakpoint Detection: moving pen along with the wire, sound and light alarm will stop once there is breakpoint.

Partition Wall Measurement: safely contact the electricity to check the on-site installation line troubleshooting, maintenance and safety factor improvement.