Fangrui Product Details 1. Yesido Io31 1.43 Inch Amoled Screen Smart Watch Support Bt Call Heart Rate 2. 1.43-inch Amoled High-definition Screen 3. High-performance Chip For Smooth Use And Better Experience 4. Daily Activity Health Monitoring, Sports Training Function, Support For Multiple Languages 5. Bluetooth Function, Message Reminder, Music Function, Life Assistant Function, Etc. 6. Applicable System: Android5.0 And Above, Ios9.0 And Above Support Bluetooth 5.2 7. Outdoor Sports Style Dual Watchband 8. True Heart Rate Measurement 9. Large Capacity Battery With Protection Board, No Worries About Usage Time 10. Ip68 Waterproof Rating 11. Metal + Two-color Design Shows High Grade 12. Product Parameters 13. Material: Zinc Alloy + Pc + Abs 14. Master: Ad7012 15. Sensor: Lc09ada267-lga12 16. Screen Display: 1.43 Inches 466x466 17. Touch Chip: H816d 18. Flash: 128mb 19. Battery Capacity: 280mah 20. Charging Time: About 3 Hours 21. Charging Method: Magnetic Contact Charging 22. Bluetooth Battery Life: 5-6 Days 23. Standby Time: 10-15 Days 24. Packing List: 25. Main Body X 1 26. User Manual X 1 27. Charging Cable X 1 28. Watchband X 2