Question

features of mi band4

Answer 1

Mi Smart Band 4

1. Full colour AMOLED. touch display. View call, text, and. app notifications.
2. Activity and. swim tracking. Water resistant up to 50m*； 3-axis accelerometer, 3-axis gyroscope.
3. Up to 20 days. battery* A single charge lasts. up to 20 days.
4. Health. monitoring. 24/7 heart rate. monitoring. and sleep tracking.

Answer 2

Answer:

when you wear this band while running, cycling exercise, climbing etc all these data synchronised & analysis on your mobile phone which helps you plan your exercise time and amount more reasonably.

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