Xiaomi Mi Smart Band 4 Sports Wristband - Black

Xiaomi Mi Smart Band 4 Sports Wristband - Black

• Full colour AMOLED touch display
  View call, text, and app notifications
• Activity and swim tracking
  Water resistant up to 50m*, 3-axis accelerometer, 3-axis gyroscope
• Up to 20 days battery
  A single charge lasts up to 20 days.
• Health monitoring
  24/7 heart rate monitoring and sleep tracking.
• A MOTIVATIONAL TRANSFORMATION
  Your personal trainer is with you every step of the way.
• A REINVIGORATED TRANSFORMATION 
  
• Improving your daily energy starts with understanding your sleep patterns. Accurately tracks light and deep sleep as well as heart rate during sleep to help you adjust your sleep patterns
• Wristband alarm
  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.
• Idle alerts
  Stay active as you get reminders to get up and get moving.