03
Long press button , reset current
measurement unit, the default unit is: 0.000m
There are 6 units for selection
Batteries Installation
Battery Installation and Replacement
Discharge the battery door on the back of device,
and place battery according to correct polarity,
then cover the battery door.
Only 1.5 V AAA alkaline battery is applied to the
meter.
If not used for a long time, please take out the
battery to avoid battery corrosion to meter body.
Start the instrument/Menu Setting
Turn on/off the Instrument
Unit setting
Under off status, press button , device and
laser get starting simultaneously and stand by
for measurement.
Under on status, long press button for 3
seconds to turn the device off. The device can
also be shut off without any operation for 150
seconds.