The Xiaomi Smart Band 9 features a 233 mAh battery, which can be fully charged in about 1 hour. The band comes with a special magnetic charging stand as standard. You do not need to remove the strap for charging. You need to connect the two ends with metal contacts to the dedicated charging dock (as shown below). Then connect the charging cable to a standard USB adapter with a voltage of 5V and an output current of more than 250 mAh. After the band is inserted into the charging dock, the charging icon, currenttime and specific percentage will be displayed. When fully charged, theband will vibrate to remind you and the power level will be displayed as 100%.
Note: 1. Make sure the charging contacts are clean and dry, and check whether the charging buckle and charger are in good contact; 2. If you have not used the band for a long time, you need to wait for a while before the screen displays the charging interface when charging again; 3. You can check the current time, receive call reminders and App notifications while the band is charging; 4. Only the charging cable that comes with the Xiaomi Smart Band 9 is allowed to be used for charging. Other non-standard charging cables are not allowed. If other non-standard charging cables are used, it will cause the entire device to burn out or other abnormalities.