1. Battery capacity: 180mAh
2. Waterproof level: Life waterproof
3. Bluetooth version : Bluetooth 3.0/4.0
4. Resolution:240*240
5. Charging method:Charging clip
6. System: Android system 5.0 version or above,iOS system 9.0 version or above
7. Life time: 3 days
8. APP:M2 Wear
9. APP languages: English, Arabic, Persian, Thai, Vietnamese, French, Czech, Russian, Spanish, Portuguese, Greek, Turkish, Polish
10. Watch Language: English, Arabic, Persian, Thai, Vietnamese, French, Czech, Russian, Spanish, Portuguese, Greek, Turkish, Polish

Function:
1. Bluetooth call,heart rate monitoring,blood pressure monitoring,blood oxygen monitoring
2. Step,distance,calorie
3. Sleep monitoring (sleep duration, sleep quality)
4. Social APP message reminder:SMS,QQ,Wechat,Skype,Facebook,Twitter,Line,Whatsapp
5. Sedentary reminder,find mobile phone,bluetooth music,alarm clock,raise your hand to brighten the screen
6. Call reminder,calendar,remote camera,voice assistant,two-way search