29% OFF Xiaomi Mi Band 4
- Battery 135 mAh
- Battery Life 20 Days
- Sensor 6-Axis Sensor
- Display AMOLED 0.95", 120 x 240 RGB
- Sensors 3-axis accelerometer and PPG heart rate sensor
- Wireless connectivity BT5.0 BLE
Tracks your pace and step count
Maintain a safe workout, whether you’re running short or long distance.
5 core data sets
Helps you improve power walking efficiency
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.
Whether you’re doing high-speed battle rope training or anaerobic battle rope workout,
Mi Smart Band 4 will track your heart rate, calories burned and more.
5 ATM water-resistant up to 50m
Recognizes 5 different swim styles
Records 12 data sets including swimming pace and stroke count
Accurately track light and deep sleep
as well as heart rate during sleep
to help you adjust your sleep patterns.
A light vibration gently wakes you
up for a more comfortable morning.
Mi Fit app
Records your health data to help you get the most out of life.
24/7 Heart rate monitoring
Safeguard your health at all times.
Alerts you when your heart rate is too high.
Stay active as you get reminders
to get up and get moving.