The red light will go off when the Mi Bluetooth speaker is fully charged.
Xiaomi Bluetooth speaker charging note:
1, use a special Bluetooth speaker charger to charge.
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2, the charger has a direct power charger and USB interface connected to the computer charger. Direct power charging can quickly fully charge the Bluetooth speaker.
3, try to shut down and charge, both fast charging, and good for the battery.
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4, USB interface data charger is more convenient, as long as the device with USB interface can charge the Bluetooth speaker. For example, computers, power banks, cars, etc., can charge Bluetooth speakers through USB data wiring.