Liene Pearl K100 Manuel De L'utilisateur page 8

Instruction for buttons
3s
7s
Tip: In the firmware upgrade status, the upgrade
will not be interrupted if you press and release or
press and hold the power button.
To save battery power, the printer will automatically
shut down after 10 minutes or more of standby.
Battery level indicator
Orange light on
White light on
Light off
Press and hold the
power button for 3
seconds
Press and hold the
power button for 7
seconds
Low battery level
Charging
Battery is sufficient/
Fully charged
8
ON/OFF
Restore
factory
settings