How is the battery life of the Xiaomi Smart Band 9 Active?
The battery life performance of the Xiaomi Smart Band 9 Active is as follows:
Note:
In actual use, battery life depends on various factors such as settings, operations, and usage environment, which will differ from the laboratory data. With health monitoring fully turned on, the normal usage days of the Xiaomi Smart Band 9 Active are about 6 days (heart rate monitoring, all-day blood oxygen, REM sleep, and other functions are used normally). If other functions are used frequently, the usage days will be further compressed to less than 4 days.
| Time | Test scenario |
| Typical battery life mode: 18 days. | After fully charged, use the factory default settings, use a static band display, and turn off sleep advanced monitoring and sleep breathing score. Turn on 30 minutes/time all-day heart rate detection, turn on message notifications (100 messages, 10 calls, 3 alarms per day), raise your wrist to light up the screen 200 times a day, start the Mi Fitness APP to synchronize data once a day, manually measure blood oxygen twice a day, and turn on exercise recording for 60 minutes a week. |
In actual use, battery life depends on various factors such as settings, operations, and usage environment, which will differ from the laboratory data. With health monitoring fully turned on, the normal usage days of the Xiaomi Smart Band 9 Active are about 6 days (heart rate monitoring, all-day blood oxygen, REM sleep, and other functions are used normally). If other functions are used frequently, the usage days will be further compressed to less than 4 days.
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