Samsung Level Link Quick Start Manual page 6

Checking the battery level
Simultaneously press the Volume up button and the Multifunction button for
1 second.
•
Less than 30%: The notification light flashes red three times.
•
30-60%: The notification light flashes yellow three times.
•
More than 60%: The notification light flashes green three times.
To save energy, unplug the charger when not in use. The charger does not
have a power switch, so you must unplug the charger from the electric socket
when not in use to avoid wasting power. The charger should remain close to
the electric socket and easily accessible while charging.
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