M4 Smart Fitness Band

Type: M4 (Global Version)

 

Screen Size: 0.95″

 

Wrist Strap Material: Thermoplastic polyurethane

 

Adjustable Wrist Strap Length: 155-216mm

 

Wristband Width: 18mm

 

Water Resistance Rating: 5 ATM

 

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)

 

RAM: 512KB

 

ROM: 16MB

 

Sensors:

 

-3-axis accelerometer + 3-axis gyroscope;

 

-PPG heart rate sensor;

 

-Capacitive proximity sensor

 

Wireless Connectivity: BT5.0 BLE

 

Battery: LiPo, 135mAh

 

Charging Type: 2Pin Pogo Pin

 

Charging Time: ≤ 2 hours

 

Standby Time: Up to 20 days

 

Motor Type: Rotor

 

Body Material: Polycarbonate

 

App: Mi Fit

 

System Tequirements: Android 4.4, iOS 9.0 or above

 

Feature:

 

-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