Fangrui Product Details 1. Tk25 1.39-inch Ip67 Waterproof Sports Health Monitoring Smart Bluetooth Calling Watch 2. Features: 3. One-click Micro-physical Examination 4. Blood Sugaruric Acidblood Lipid Monitoring 5. Ecg Measurement, Body Fat Bim Body Composition Analysis 6. 24-hour Continuous Dynamic Heart Rate Monitoring, Body Temperature Monitoring, Stress Test, Independent And Accurate Blood Oxygen, Blood Pressure Monitoring, Sleep Monitoring And Other Health Monitoring Functions 7. Remote Care From Relatives And Friends, Multiple Sports Modes 8. Bluetooth Calls, Smart Voice Assistant, Sos 9. 1.39-inch High-resolution 360 X 360 Screen 10. App Multi-face Market And Custom Face 11. Functions: 12. Bluetooth Calls, Voice Assistant, One-click Sos Rescue 13. Ecg Measurement, Hrv Report, App Analysis Results 14. Body Fat Bmi Measurement, Body Composition Analysis 15. One-click Micro-physical Examination, Quick Assessment Of Physical Condition 16. Five Internal Organs Detection, Pay Attention To The Heart, Liver, Spleen, Lungs, And Kidneys 17. Uric Acid, Blood Lipids, Blood Sugar, Body Temperature, Heart Rate, Blood Oxygen, Blood Pressure, Sleep, Stress Test 18. Remote Care From Relatives And Friends, Multiple Sports Modes, Custom Face Multi-face Market 19. Other Functions: Womens Health, Breathing Training, High-temperature Reminder, High Heart Rate Reminder, Message Reminder, Stopwatch, Countdown, Step Count, Calories, Distance, Exercise Mode, Call Reminder, Alarm Reminder, Sedentary Reminder, Raise Your Hand To Light Up The Screen, Social Sharing (wechat, Qq, Facebook, Twitter), Etc., Shake To Take Pictures, Music Control, Drink Water Reminder, Take Medicine Reminder, Access To Wechat Sports, Apple Health 20. Product Parameters: 21. Support System: Android 4.4 And Above; Ios 9.0 And Above 22. Main Control Chip: Realtek 8762d 23. Ecg Chip: Vc8808 24. Gravity Sensor: St8321 25. Heart Rate Sensor: Vp60a2 Heart Rate (dynamic And Accurate Dual Pd Continuous Heart Rate Acquisition) 26. Bluetooth: 5.1 27. Lcd: 1.39-inc