About Product 1. Battery capacity: 280mAh 2. Bluetooth version :BLE 5.0 3. Charging method:magnetic charging 4. Waterproof rating: IP67 waterproof 5. Resolution:360x360 6. System: Android system 4.4 version or above,iOS system 8.2 version or above 7. APP: HealthWear 8. APP support languages: Chinese, Traditional, English, Japanese, German, Russian, Italian, French, Spanish, Portuguese, Thai, Czech language, Greek, Polish language, Vietnamese language, Turkish language, Romanian language, Hungarian language, Danish language, Finnish language, Arabic, Ukrainian language, Hebrew language, Persian language, Irish language, Slovak language, Korean, Croatian language, Swedish language, Bokmal Norwegian 9. Watch support languages:Chinese, English, Traditional, Japanese, French, German, Italian, Korean Function 1. Heart rate monitoring,blood pressure monitoring,blood oxygen monitoring,blood glucose monitoring 2. Step,distance,calorie 3. Sleep monitoring (sleep duration, sleep quality) 4. Uric acid measurement,blood lipid monitoring,ECG electrocardiogram function,HRV-AI medical diagnosis, SOS emergency call function 5. Body temperature monitoring,respiratory training, sedentary reminder,intelligent voice assistant 6. Remote family and friend care function, female health, weather forecast, multiple sports modes 7. Music control, business card, calculator, calendar, multiple languages,silent alarm clock,shake and take a photo 8. Stopwatch, flashlight, countdown,call reminder, alarm clock reminder, raise hand to light screen, social sharing (WeChat, QQ, Facebook, Twitter), etc.