1. Charge the charging box
Connect the charging cable,
a. Charging box is charging: the number flashes, and the number is the current power
b. Charging box is fully charged: the digital display is 100 and stops flashing
2. Charge the Earbuds
Put the Earbuds in the charging box,
a. When the Earbuds charging indicator light is steady red and the battery indicator on the display is flashing, it means it is charging
b. The Earbuds charging indicator and the display indicator are off, indicating that the charging has been completed