Mi Smart Band 4

Color: Black
Sale price$55.00
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Product Highlights:

  • About 7-15 days standby time.
  • Full-day activity tracking: steps, calories burned, mileage and heart rate.
  • Intelligent reminder: Call reminder, information push, sedentary reminder.
  • More functions: telephone search, remote camera, stopwatch.
  • Continuous Heart Rate Monitor: Continuous automatic heart rate tracking on wrist per second.
  • 0.96 inch TFT color touch screen: high-definition screen, easy to read all fitness data.
  • Bluetooth 4.0, compatible with Android 4.4 and above systems, iOS 8.0 and above systems.
  • Bracelet Push Support Language: Nearly 200 National Languages, push global font.
  • Applied Support Languages: Russian, German, Italian, Japanese, French, Simplified Chinese, Traditional Chinese, Portuguese, Spanish, Arabic, Korean.


  • Weight: 22.1g
  • Water Resistance Rating5 ATM
  • Display TypeAMOLED
  • Screen Size0.95"
  • Resolution120 x 240 RGB
  • Colour Depth24bit
  • Screen BrightnessUp to 400 nits (max brightness), brightness adjustable
  • Touchscreen typeOn-cell capacitive touchscreen
  • Screen protection2.5D tempered glass with anti-fingerprint coating
  • ButtonSingle touch button (wake up, go back)
  • Wrist strap typeRemovable wrist strap (Mi Smart Band 4 is compatible with Mi Band 3 straps)
  • Wristband width18mm
  • Wrist strap materialThermoplastic polyurethane
  • Adjustable wrist strap length155-216mm
  • RAM512KB
  • ROM16MB
  • Sensors3-axis accelerometer + 3-axis gyroscope, PPG heart rate sensor, Capacitive proximity sensor
  • Wireless connectivityBT5.0 BLE
  • BatteryLiPo, 135mAh
  • Charging Type2Pin Pogo Pin
  • Charging time≤ 2 hours
  • Standby timeUp to 20 days
  • Motor TypeRotor
  • Body materialPolycarbonate
  • AppMi Fit
  • System requirementsAndroid 4.4, iOS 9.0 or above

What's in the box

  • Mi Smart Band 4 x 1
  • User Manual x 1

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