This is Standard CN version (Black without NFC).
it can change to English,Russian,Spanish,French ,Polish,Italian,Indonesian.
change your phone language to English,Russian,Spanish,French,Polish,Italian,Indonesian. it will ok .
* Color Sreen: 0.95" AMOLED Display, resolution : 240x120 pixels.
* Alarm (Must be set in Application | Snooze Mode : 10 minutes) .
* Sensor: 3-axis accelerometer, 3-axis gyroscope.
* Maximum 50 Event reminders.
* Battery : 135mAh battery compacity,Up to 20 days (Recharging time ~2 Hours)
* System requirement-----Android 4.4, IOS 9 and above
* Music Smart Control.
* Six Sports Activities (Cycling, Free training, Run, Swim, Treadmill, Walk, Swim)
Package Contents:
Mi smartband 4 * 1
Wrist strap * 1
Charging cable * 1
User Manual * 1
Xiaomi Miband 4
0.95" AMOLED Screen | 5ATM Waterproof | 20 Days Standby 
All new various user interface, Supports a wide range of motion modes
smoother and simplified touch screen experience, support brightness adjust mode
24-hour heart rate warning
Ready for busy urbanites, when the heart rate is too high, the vibration reminds you to pay attention
20days long battery life for the mi band 4 standard version
Swimming
5 ATM water resistant up to 50m
Recognizes 5 different swim styles
Records 12 data sets including swimming pace and stroke count
Battle ropes
Whether you're doing high-speed battle rope training or an aerobic battle rope workout,
Mi Smart Band 4 will track your heart rate, calories burned and more.
Power walking
5 core data sets
Helps you improve power walking efficienc
Running
Tracks your pace and step count
Maintain a safe workout, whether you're running short or long distance.
Sleep monitoring | Bracelet alarm clock | Mi Fit APP
