What will accelerate the power consumption of the Xiaomi Smart Band 9 Pro?

Several factors will accelerate the power consumption of the Xiaomi Smart Band 9 Pro, such as notifications and vibrations, brightness, aging battery and frequent screen interaction.
The functions that consume more power include breathing rate monitoring in sleep settings, advanced monitoring in sleep settings, AOD, keeping the display on during workouts, frequently receiving notifications and waking up the screen, all-day stress monitoring and all-day blood oxygen monitoring and frequently measure blood oxygen.
Note:
The Xiaomi Smart Band 9 Pro supports the function of battery management. You can go to [Settings] >> [Battery] >> [Optimization] on the band to check the items enabled that consume more power.