This Bluetooth Speaker has an internal, non–user-replaceable battery.
For best results, the first time you use this Bluetooth Speaker, let it charge
for about 6 hours or until the charging LED indicator light from On to off
which show you the battery is fully charged.
For maintain the battery life and performance, if speaker isn’t used for
a while, the battery might need to be recharged. Charge the battery at
least once every month.
To charge the rechargeable battery:
1. Connect the Bluetooth Speaker’s “Micro USB socket (1)” with the
USB power charger which able to provides output at least DC 5V 1A
for charge connection via the USB cable. Or,
2. Connect the Bluetooth Speaker’s “Micro USB socket (1)” with the
Computer’s USB port which is USB 3.0 standard.
3. The “Charge (11)” LED will turn On in red, the battery is in charging.
4. The “Charge (11)” LEDwill turn Off when the rechargeable battery is
fully charged.
5. Disconnect the USB cable when it is done.
Important:
Only use charge function if you connected the Bluetooth Speaker to
USB 2.0 port of the computer. (it need longer time to charge the
battery fully)
The Bluetooth Speaker may works unstable if you use USB 2.0 port of
computer for charging and music playing function together. Use USB
3.0 port to instead in this case.