ET440 1.39 inch Color Screen Smart Silicone Strap Watch,Support Heart Rate / Blood Pressure / Blood Oxygen / Blood Glucose Monitoring(Black)

About Product
1. Battery capacity: 260mAh
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: Hband
8. APP support languages: Russian, Hungarian, Türkiye, German, Italian, Czech, Slovak, Japanese, French, Polish, Persian, Simplified Chinese, Traditional Chinese, English, Portuguese, Spanish, Vietnamese, Arabic, Korean
9. Watch support languages:Chinese, English, Japanese, Russian, German, Spanish, Italian, French, Portuguese, Korean, Polish, Czech, Traditional
10. Standby time:about 20 days
11. Use time:about 3-5 days

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. ECG electrocardiogram function,HRV function, AI medical diagnosis, Mett function,temperature monitoring
5. Respiratory training, pressure monitoring, female health (menstrual tracking), sedentary reminder,music control, calculator, gaming,Shake to take pictures
6. Stopwatch, flashlight, countdown, exercise mode, call reminder, alarm clock reminder, raise hand to light screen, social sharing (WeChat, QQ, Facebook, Twitter), etc.