Sport Functions : 6 workout modes: Treadmill, exercise, outdoor running,
cycling, walking, pool swimming; Count steps, distance,
and calories burned
Health monitoring : Workout completion notifications, goal setting, sleep monitoring,
heart rate monitoring, all-day heart rate checking, resting
heart rate, heart rate chart, idle alerts
Other features : Alarm, proximity sensor, pre-set watch face, customizable watch face,
lock screen, timer, stopwatch, phone alarm and notifications, incoming
calls, message notifications, calendar notifications, app notifications,
weather forecast, Find my phone, phone unlock, event notification,
Night mode, Do not disturb mode (works even without phone), music
controls on band, Bluetooth broadcasting, battery level display, different
ways to wear, OTA updates
Specifications
- Weight 22.1g
- Water Resistance Rating 5 ATM
- Display Type AMOLED
- Screen Size 0.95"
- Resolution 120 x 240 RGB
- Colour Depth 24bit
- Screen Brightness Up to 400 nits (max brightness), brightness adjustable
- Touchscreen type On-cell capacitive touchscreen
- Screen protection 2.5D tempered glass with anti-fingerprint coating
- Button Single touch button (wake up, go back)
- Wrist strap type Removable wrist strap
- (Mi Smart Band 4 is compatible with Mi Band 3 straps)
- Wristband width 18mm
- Wrist strap material Thermoplastic polyurethane
- Adjustable wrist strap length 155-216mm
- RAM 512KB
- ROM 16MB
- Sensors 3-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