AW18 1.69inch Color Screen Smart Watch, Support Bluetooth Call Heart Rate Monitoring 1. Battery capacity: 220mAh 2. Waterproof level: IP68 waterproof 3. Bluetooth version : Bluetooth 5.0 4. Resolution:240*280 5. Charging method:magnetic charging 6. System: Android system 4.4 version or above,iOS system 8.4 version or above 7. APP name: DA FIT 8. Standby time: 30 days 9. Watch UI support languages: English, Russian, Spanish, Portuguese, Japanese, Korean, German, French, Arabic, Ukrainian, Italian, Indonesian, Thai, Chinese, traditional Chinese 10. APP support languages:Russian, Spanish, Portuguese, German, Italian, Czech, Japanese, French, polish, Thai, Swedish, Ukrainian, Finnish, English, Dutch, Vietnamese, Arabic, Korean, Danish, Bulgarian, bokmar, Norwegian, Hindi, Indonesian, Pashto, simplified Chinese, traditional Chinese Function: 1. Bluetooth call,heart rate monitoring,blood pressure monitoring,blood oxygen monitoring 2. Step counting,distance,calorie 3. Sleep monitoring (sleep time, sleep quality) 4. Multi-sport modes:basketball,badminton,swimming,running,walking,cycling,rope skipping,football 5. Siri dial,message notification,time display,raise your hand to brighten the screen,running track 6. Incoming call,sedentary reminder,weather synchronization,alarm reminder,shake to take pictures 7. Find phone,find bracelet,drink water reminder,do not disturb mode,body temperature detection,Apple health,health weekly