W800 Ultra 2.02 inch Color Screen ,Support Heart Rate Monitoring / Blood Pressure Monitoring About Product 1. Battery capacity: 380mAh 2. Bluetooth version :Bluetooth 5. 23. Charging method:Wiress charging 4. Waterproof rating: IP68 waterproof 5. System: Android system 5.0 version or above,iOS system 10.0 version or above 6. Resolution:385x 4207. 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 ) 4. NFC,automatic/manual time adjustment,voice istant,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,pword 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 ,alarm reminder,stopwatch Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.