Fangrui Product Details 1. Spovan H7 Bt5.3 Ip67 1.47 Inch Smart Sport Watch, Support Bluetooth Call Sleep Blood Oxygen Heart Rate Blood Pressure Health Monitor 2. Mcu: Jl7013a 3. Display Screen: 1.47 Inch Tft Lcd 4. Resolution: 172x320 5. Bluetooth: 5.3 6. Sensor: Goodix 3018 7. Battery: 220mah 8. Charging Time: 2.5h 9. Bluetooth Effective Distance: 10m 10. Waterproof Level: Ip67 11. Standby Time: 20-30 Days, Battery Life: 5-6 Days 12. Stand-alone Weight: 28g 13. Product Features: Bluetooth Callheart Rateblood Oxygenstresssports Trackingsleep Apnea Monitoringrespiratory Ratehrvsleepbreathing Trainingstepcaloriedistancesedentary Monitoringwear Detectioncallsms Notificationsedentary Reminderalarmfemale Menstrual Periodvoice Assistant 14. Support System: Compatible With Ios 8.0 Android 4.4 Or Above System Version 15. Multi-language Support, More Than 100 Built-in Dials In The App 16. Sports Training Functions (137 Types In Total), Android Supports Wechat Sports 17. Multiple Languages: Simplified Chinese, Japanese, English, German, French, Italian, Spanish, Portuguese, Russian. 18. Font: Chinese Simplified, Traditional Chinese, English, Japanese, German, Russian, Spanish, Italian, French, Portuguese, Dutch, Turkish, Polish, Arabic 19. Weather: Support 3 Days Of Data 20. Support Ota Update 21. Support Time: 1224h 22. Support Screen Control And Button Control, Two Style Interfaces Can Be Switched At Will 23. Multiple Dials: Supports Cloud Watch Faces And Wallpaper Watch Faces 24. Support Turn Your Wrist To Turn On The Screen 25. Support Swipe Right To Return To The Previous Page 26. Flash: 64mb 27. Weight: 28g 28. Szie: 258.12 X 26 X 12.mm 29. Main Body Szie: 43x26x12.mm 30. Band Material: Tpu+abs 31. Band Size: 140mm-210mm 32. Buckle Material: Stainless Steel 33. Back Case Material: Abs+pc 34. Screen Cover: High-strength Tempered Glass, Double-sided Curved Surface Process Easy To Clean And Maintain