Xiaomi Mi Band 4 Black

Mi Smart Band 4

Step up, live more

Full color display and heart rate monitor

Battle ropes 

Whether you’re doing high-speed battle rope training or an aerobic battle rope workout,
Mi Smart Band 4 will track your heart rate, calories burned and more.

Running 

Tracks your pace and step count
Maintain a safe workout, whether you’re running short or long distance.

Swimming 

5 ATM water resistant up to 50m
Recognizes 5 different swim styles
Records 12 data sets including swimming pace and stroke count

Power walking 

5 core data sets
Helps you improve power walking efficiency

Cycling

Check your heart rate in real time to make sure you get the best workout
as you climb mountain roads or dash around the city.