Fangrui Product Details 1. Ht17 1.46 Inch Round Screen Bluetooth Smart Watch, Support Health Monitoring & 100+ Sports Modes 2. Cpu: Realtek8763ewe 3. Ram+rom: 578kb+640kb 4. External Flash: 128mb 5. Sensor: Heart Rate Sensing Chip Hx3605, Acceleration Sensor Stk8321, Geomagnetic Sensor 6. Display Screen: 1.46 Inch Ips Full Touch Screen, Resolution 360x360 7. Battery: 450mah, Magnetic Suction Charging For About 2 Hours 8. Battery Life: 30 Days Standby, 10 Days Normal Use 9. Bluetooth: Ble5.0 10. Waterproof Grade: Ip67 11. Support App: Fitcloudpro 12. System Requirements: Android 5.1 Or Above, Ios8.2 Or Above 13. App Languages: Simplified Chinese, Traditional Chinese, English, German, Russian, Spanish, Portuguese, French, Japanese, Arabic, Dutch, Italian, Czech, Greek, Hebrew, Indonesian, Malay, Polish, Thai, Vietnamese, Finnish, Romanian, Turkish, Croatian 14. Watch Language: Simplified Chinese, Traditional Chinese, English, German, Russian, Spanish, Portuguese, French, Japanese, Arabic, Dutch, Italian, Czech, Greek, Hebrew, Indonesian, Malay, Polish, Thai, Vietnamese, Finnish, Romanian, Turkish, Croatian 15. Main Functions: Custom Wallpaper, Bluetooth Call, Music Control, Social App Message Reminder, Call Reminder, Sms Reminder, Heart Rateblood Pressuresleep Monitoring, 100+ Sports Modes, Alarm Clock, Sedentary Reminder, Search For Phone, Music Playback, Stopwatch, Calculator, Calendar, Etc 16. Appearance Material: Zinc Alloy Case, Silicone Wristband 17. Dial Size: 47.8x13.5mm 18. Weight: 59g