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

• Product type: Smart Watches
• Compatibility: Android system 4.4 version or above, iOS system 8.2 version or above
• Material: Not specified
• Key feature: Heart rate monitoring, blood pressure monitoring, blood oxygen monitoring, blood glucose monitoring
• Color/Variant: Black
• Intended use: Everyday use
• Category: Smart Wear Electronics

About Product 1. Battery capacity: 260mAh2. Bluetooth version :BLE 5.03. Charging method:magnetic charging4. Waterproof rating: IP67 waterproof5. Resolution:360x3606. System: Android system 4.4 version or above,iOS system 8.2 version or above7. APP: Hband8. APP support languages: Russian, Hungarian, Türkiye, German, Italian, Czech, Slovak, Japanese, French, Polish, Persian, Simplified Chinese, Traditional Chinese, English, Portuguese, Spanish, Vietnamese, Arabic, Korean9. Watch support languages:Chinese, English, Japanese, Russian, German, Spanish, Italian, French, Portuguese, Korean, Polish, Czech, Traditional10. Standby time:about 20 days11. Use time:about 3-5 daysFunction1. Heart rate monitoring,blood pressure monitoring,blood oxygen monitoring,blood glucose monitoring2. Step,distance,calorie3. Sleep monitoring (sleep duration, sleep quality)4. ECG electrocardiogram function,HRV function, AI medical diagnosis, Mett function,temperature monitoring5. Respiratory training, pressure monitoring, female health (menstrual tracking), sedentary reminder,music control, calculator, gaming,Shake to take pictures6. Stopwatch, flashlight, countdown, exercise mode, call reminder, alarm clock reminder, raise hand to light screen, social sharing (WeChat, QQ, Facebook, Twitter), etc.