Short press the power button. The buzzer will beep twice and the red
indicator light on the panel will light up, indicating that the detector is
on and ready for use. The default AC voltage detection range is 90-
1000V.
2. Turning on/off the flashlight
Flashlight on/off: Short press the flashlight button to turn on/off the
flashlight.
The flashlight will automatically turn off when the detector is not used
for 5 minutes.
3. AC voltage detection
Place the sensor head near the test object or the power socket with AC
voltage. When AC voltage is detected, the red LED in the tip and audible
buzzer will be on. LED frequencies increase when detector gets closer
to the test object.
Note: Please unplug other electrical devices on the socket before
detection.
