Mi Band 4
- Full colour AMOLED touch display
- Activity and swim tracking
- Up to 20 days battery
- Health monitoring
- Mi Smart Band 4
- Wrist strap
- Specialised charging cable
- User guide
Full-color AMOLED touch display.
Mi Band 4 comes with a large AMOLED display. With a large display, you get to easily view your calls, texts, and app notifications.
Mi Band 4 lets you track your daily activities. With the band, you get to track your steps, workouts, and sleep patterns. And with Mi Band 4 being waterproof, you can swim with it on your wrist.
Heart Rate Monitor.
Mi Band 4 comes with a heart rate monitor that tracks your heartbeat cycle. In case of any irregularities, the Mi Band 4 will let you know.
- 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
- Weight: 22.1g
- Water Resistance Rating: 5 ATM
- 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
- Motor Type: Rotor
- Body material: Polycarbonate
- RAM: 512KB
- ROM: 16MB
- Sensors: 3-axis accelerometer + 3-axis gyroscope; PPG heart rate sensor; Capacitive proximity sensor
- Wireless connectivity: Bluetooth 5.0
- App: Mi Fit
- System requirements: Android 4.4, iOS 9.0 or above
- 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 the band, Bluetooth broadcasting, battery level display, different ways to wear, OTA updates
- Battery: LiPo, 135mAh
- Charging Type: 2Pin Pogo Pin
- Charging time: ≤ 2 hours
- Standby time: Up to 20 days