Non-contact Electric Tester Pen AC Voltage Detector Test Pencil Adjustable Sensitivity Tester Pen 

Features

Non-contact electroprobe,safe and convenient to use.
Appearance pen design,the written test is feeling comfortable and convenient to carry.
Built-in LED display light and buzzer alarm,rapid response charged environment.
Adjustable sensitivity is high and low,let your work more easy and convenient.
The product conforms to the CAT III 600V/1000V CAT II voltage standard

How to use?
AC voltage (ACV) detection

1.Detecting AC voltage of power supply socket:

Use the probe of the electroprobe contacting the inlet of the power supply socket or insert the probe into the jack of the power supply socket;

If there is a AC voltage, the electroprobe will shine and send an alarm.

2.Sensitivity Adjustment
Long press hi key to adjust the instrument sensitivity, if the blue light flashing ,it represents the sensitivity is being adjusted.
If the blue light is long lighting on ,it represents the sensitivity has been adjusted to the highest or lowest;