Led Tester Voltmeter Power Detector Electrical Screwdriver Indicator | Best Quality Tester For Electric Work

• Electrical Switch Detection: the electric pen contacts the contact rod, if the inner core of the wire is not damaged, the LED green light will light up; If it is off, the inner core of the wire is in poor contact.
• Line Breaking Point Judgment: Detection along the line, LED green light line smooth, LED not bright line broken.
•  Safe and reliable with the rest assured that the use of intelligent sensor chip sensitive. Wide range of applications: line on-off/zero live wire DC/self-check function, etc.5. Product features: Zero-line detection, on-off detection, intelligent induction, LED high brightness
• User-Friendly: Simple with a clear LED indicator
• Compact and Portable: Easy to carry and store.
• Immediate Results: Fast voltage status indication.
• With card packing

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