Xiaomi Mi Smart Band 4 black (XMSH07HM)

Mi Smart Band 4

Step up, live more
Full colour display and heart rate monitor

Your transformation begins now.

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 BEAUTIFUL TRANSFORMATION
Get a wider, more colourful view right on your wrist.

The all-new full colour AMOLED touch display that’s 39.9% larger* and brighter than ever before.

Instantly view call, text, app notifications and music in play.
Keep your hands free as you keep up with life.

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.

Sleep monitoring
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.

A POWERFUL TRANSFORMATION
24/7 Heart rate monitoring keeps you safe and healthy.

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.

AN ENDURING TRANSFORMATION
Stays by your side for 20 days on a single charge.

Design
Device type:	Wristband activity tracker
Colour of product:	Black
Housing material:	Polycarbonate
Adjustable:	Y
Band colour:	Black
Waterproof up to:	50 m
Band material:	Thermoplastic polyurethane
Control type:	Touch
Suggested gender:	Unisex
Minimum strap length:	15.5 cm
Water resistance:	5 ATM
Maximum strap length:	21.6 cm
Waterproof:	Y
Removable strap:	Y
Display
Touchscreen:	Y
Display type:	AMOLED
Display diagonal:	2.41 cm (0.95")
Colour display:	Y
Display resolution:	120 x 240 pixels
Storage
RAM capacity:	0.000512 GB
ROM capacity:	16 MB
Performance
Position location:	N
Active minutes:	Y
Calories burned:	Y
Distance travelled:	Y
Call notifications:	Y
Timer:	Y
SMS notifications:	Y
Date indication:	Y
Pedometer:	Y
Hours slept:	Y
Stopwatch:	Y
Quality of sleep:	Y
Personal goals:	Y
Eat & drink:	N
Workout tracking:	Y
Find my phone function:	Y
Vibrating motor:	Y
Gyroscope:	Y
Heart rate monitor:	Y
Accelerometer:	Y
Alarm clock:	Y
Vibrating alert:	Y
Calendar notifications:	Y
Weather display:	Y
Do not disturb function:	Y
Sedentary alert function:	Y
Ports & interfaces
Connectivity technology:	Wireless
Wi-Fi:	N
Bluetooth:	Y
Bluetooth version:	5.0 BLE
Power
Battery life:	20 day(s)
Charging source:	USB
Battery operated:	Y
Battery technology:	Lithium Polymer (LiPo)
Charging time:	2 h
Rechargeable battery:	Y
Battery capacity:	135 mAh
Weight & dimensions
Weight:	22.1 g
System requirements
Mobile operating systems supported:	Android 4.4,Android 5.0,Android 5.1,Android 6.0,Android 7.0,Android 7.1,Android 7.1.2,Android 8.0,Android 9.0,iOS 10.0,iOS 11.0,iOS 12,iOS 9.0,iOS 9.1,iOS 9.2,iOS 9.3
Applications supported:	Mi Fit
Packaging content
User guide:	Y
Number of bands included:	1
USB charger included:	Y