WOXTER Rock’n’Roller Manual De Instrucciones página 13

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Charging your Rock'n'Roller:
When charging, connect a matched power adapter to AC100V - AC240V.
Charging time is approximately 4 to 8 hours. Once fully charged unplug the
power supply as leaving a full battery on charge may cause damage to the
battery.
Battery Charge Indicator: LED panel has battery status indicator. In the
middle of the shape of the battery have four horizontal lines, each horizontal
line represents 25% of electricity remaining. When no horizontal line in the
shape of the battery or the shape flashes, please power off and promptly
charge to avoid damage to the battery. When charging, the battery indica-
tor on LED display panel flashes. The indicator stop blinking after full char-
ged. Then please continue to charge the battery for 1-2 hours to extend the
battery life.
Warning: If the battery is under voltage, please fully charge it within 48
hours. If the speaker have to be left unused for a long time, please let the
battery fully charged, otherwise it will cause damage to the battery!
In the process of playing, keep unit away from high temperature environ-
ments, high magnetic fields and high frequencies. If the system is fails to
work, turn off the power source or pull out the USB disc/TF card, then
reinsert it and it will resume play.