Product Parameters: 1. Model: X8 Max 2. Dimensions: 44*38*13.4mm 3. Weight: 50g 4. Case Material: zinc alloy 5. Strap Material: silicone 6. Screen: IPS 7. Screen size: 1.75inch 8. Resolution: 320*385 9. Chip: SYD8810+FR3028 10. G-sensor: SC7A20 11. Memory: 32MB 12. BT: 3.0+4.0 13. Battery Capacity: 195mAh 14. Charging Way: magnetic charging 15. Charging Time: 1.5h 16. Battery Life: 3-5 days 17. Waterproof: IP67 18. System requirements:Android 5.0+ / IOS 9.0+ APP:HryFine Features: 1. Keep an eye on your health: Body temperature / blood pressure / heart rate / blood oxygen monitor, sleep tracker, sedentary reminder. 2. A good helper for workout: Pedometer, sports modes. 3. A good helper for daily life: BT phone calls, sync notifications, anti-lost, flashlight, BT music, camera remote, adjustable brightness, alarm, stopwatch, weather, game, etc. Languages: App languages: English, Simplified Chinese, Italian, Portuguese, Polish, Spanish, French, Greek, Persian, Hungarian, Czech, Russian, Turkish, Dutch, German, Thai, Vietnamese, Indonesian, Malay, Filipino, Arabic, Hebrew, Finnish, Ukrainian. UI languages: English, Simplified Chinese, French, Spanish, Polish, Portuguese, Italian, German, Turkish, Russian, Czech, Persian, Greek, Arabic, Filipino, Malay, Indonesian, Vietnamese, Thai, Hebrew. Note: 1.The principle of smartwatch measurement is completely different from that of medical equipment. It is only for sports and fitness reference, thank you. 2.After receiving the watch, please use the 5V 1A charging adapter to charge the watch for more than 2 hours. 3.Please scan the QR code in the manual to download the APP before use Package List: smart watch*1 charging cable*1 user manual*1