1. Display: 1.09 inch high-definition color screen, resolution: 240*240
2. System requirements: Android 5.0 and above, IOS 10.0 and above
3. Charging head specifications: charging 1A or less
4. Charging time: 2H
5. Bluetooth version: Bluetooth 5.0
6. Main control: NRF 52832
7. Memory: 512KB+64KB (Flash 64M)
8. Battery capacity: 140 mAh
9. Standby time: 30 days
10. Working time: 3-5 days
11. Waterproof rating: IP68
12. Sensor: gravity sensor/heart rate sensor
13. Push supports 20 languages: Traditional Chinese, Simplified Chinese, English, Japanese, Korean, German, Russian, Spanish, Italian, French, Romansiya, Portuguese, Arabic, Greek, Dutch, Polish , Turkish, Vietnamese, Thai, Indonesian
14. Functions: heart rate detection, blood oxygen detection, time display, step counting, calories, distance, sleep time, switch machine display, standard exercise functions (walking/running/hiking/swing/rope skipping/exercise), sleep monitoring (sleeping) Time, sleep quality), call notification, message reminder, multi-language push, alarm clock reminder, task reminder, sedentary reminder, etc.
15. Machine size: 39x39x10.6mm
16. Weight: about 55g