W800 Ultra 2.02 inch Color Screen Smart Watch,Support Heart Rate Monitoring Blood Pressure Monitoring About Product 1. Battery capacity: 380mAh 2. Bluetooth version :Bluetooth 5.2 3. Charging method:Wireless charging 4. Waterproof rating: IP68 waterproof 5. System: Android system 5.0 version or above,iOS system 10.0 version or above 6. Resolution:385x420 7. Standby time:65 Days 8. Usage time:About 10 days 9. APP Name: Micro fit 10. Watch Support languages:Chinese, English, Arabic, French, German, Spanish, Portuguese, Russian, Thai, Polish, Italian, Japanese, Traditional, Czech, Turkish, Greek, Latin, Romanian, Vietnamese, Danish 11. APP Support languages: Simplified Chinese, Traditional Chinese, English, French, German, Japanese, Spanish, Italian, Korean, Russian, Thai, Czech,Portuguese, Indonesian, Arabic, Turkish, Greek, Estonian, Bulgarian, Latvian,Lithuanian, Romanian, Serbian, Slovak (24 courses) Function 1. Heart rate monitoring,blood pressure monitoring,blood oxygen monitoring 2. Step,distance,calorie 3. Sleep monitoring (sleep duration, sleep quality) 4. NFC,automaticmanual time adjustment,voice assistant,location sharing,offline Alipay,Qr code collection 5. Dial market,smart split screen display,off screen time setting,3D dynamic dial,scan code connection,band language switch 6. Custom component,password lock screen,weather,mett,play music 7. Breath training,hourly point measurement,raise your hand to brighten the screen,fatigue analysis 8. Message notification,calculator,sedentary reminder,wechat campaign,alarm reminder,stopwatch