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4. Battery Charging and Safety Instructions
2 build-in 18650 Li-ion batteries of this product are not allowed to be removed by
users. Otherwise we will not responsible for this kind of repair.
Safety of Li-ion Battery:
Please charge the device with the equipped data cable and adapter.
It takes at least 4 hours but no more than 24 hours to charge each time.
Please charge in 24 hours when the battery is low or the laser is shut down
by low power.
Keep the device away from children and pets.
Do not charge the device in unattended condition.
Avoid charging or storing the batteries in cars. Do not place the batteries
near the source of heat to prevent ignition caused by extremely high or low
temperature.
5. Operation Guideline
Turn on the laser:
Self-leveling Mode
Switch the movement lock to the right, the unlocked status, to turn on the laser
and self-leveling mode by default. At this point, the horizontal laser will be enabled.
Press the vertical laser button to open V1, V3 laser window and the lower
reference point. The buzzer alarm will be triggered if the leveling angle of 3.5° is
exceeded.
Press vertical laser
button to enable V3
and V4 laser window.
Press it again to
enable V1 and V2
laser window, at this
point, 5 laser window
of laser level are
working simultaneously.
Press it again to turn
The horizontal laser button can be separately
controlled.
all the lasers off.
4
LM555LD English Manual
Modulation button,
short press it to
enter receiver
mode. The laser
darkens, which
can be used with
laser receiver.
LM555LD English Manual
Diagonal Mode
Keep the movement lock in locked status, long press the vertical/horizontal laser
button to turn on laser, and the device enters manual mode.
6. Battery Indicator
Green indicates
Yellow indicates
high battery
medium battery
Red indicates l
ow battery
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