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The battery life of the Mi Band 8pro depends on usage. In the default normal mode, the band lasts about 14 days. If the steady on screen or GPS motion mode is turned on, the battery life will be shortened accordingly. However, the Mi Band 8pro supports fast charging, which takes only 5 minutes to charge and can be used for 24 hours. Therefore, users can flexibly adjust the power use and charging mode of the bracelet according to their own use needs and habits.