Fangrui Product Details 1. Kc80 1.43 Inch Color Screen Smart Watch, Support Ai Voice Assistant Bluetooth Call 2. About Product 3. Chip: Jl7013a6 4. Bluetooth Version: Ble 5.3 5. Battery Capacity: 450mah 6. Standby Time: About 60 Days 7. Working Time: About 7-10 Days 8. Waterproof Level: 1atm 9. Charging Port: Magnetic Suction Charging Wire 10. App: Dafit 11. App Supports Languages: Arabic, Bulgaria, Czech Republic, Denmark, Germany, Spain, Finland, France, India, Croatia, Indonesia, Italy, Japanese, South Korea, Norway, Netherlands, Poland, Pashto, Portugal, Russian, Sweden, Thailand, Ukraine, Vietnam, Simplified Chinese, English, Traditional Chinese 27 Languages 12. Watch Supports Languages: Chinese, Traditional Chinese, English, German, Korean, Spanish, Japanese, French, Russian, Arabic, Ukrainian Language, Italy, Portuguese (default English For Factory Language) 13. System Requirements: Android4.4+ Ios9.0+ 14. Main Function 15. Heart Rate Monitoring,blood Pressure Monitoring,blood Oxygen Monitoring 16. Step,distance,calorie 17. Sleep Monitoring (sleep Duration, Sleep Quality) 18. Ai Voice Assistant, Bluetooth Call,altitude Pressure Compass Function,brightness Adjustment 19. Wrist Turning On Screen,power Saving Mode, Do Not Disturb Mode, Vibration Intensity Selection, Time Format, Weather Forecast 20. Music Control, Alarm Clock, Search Phone,water Reminder, Remote Photography, Female Menstrual Reminder,107 Sport Modes 21. Message Push Reminder:qq, Mail, Facebook, Twitter, Whatsapp, Linkedin, Instagram, Line, Kakao Talk, Viber, Skype, Telegram