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Low sensitivity: AC 48~1000V
According to backlight color change: yellow-Neutral wire; red-Live wire
Yellow-weak signal indicator; red-strong signal indicator
The signal is weak: the buzzer sounds slowly and the yellow light is on;
The signal is strong, the buzzer is rapid and the red light is on.
The goods came a little late, packed normally. In work like everything is OK.
Non-Contact Voltage Detector Electrical Tools Voltage Indicator Tester Pen AC Voltage Test Smart Breakpoint Finder 12-1000V
Product is good recommend!
Very good. Works perfectly. Tool great.