1. System requirements: Android 5.0 and above, IOS 10.0 and above
2. Charging head specifications: charging 1A or less
3. Charging time: 2H
4. Bluetooth version: Bluetooth 5.0
5. Master: RTL8762CK-VD
6. Memory: 256KB+192KB (Flash 64MB)
7. Screen display: 1.13 inches, resolution: 167*240
8. Battery capacity: 130mAh
9. Standby time: 25 days
10. Working time: 3-5 days
11. Waterproof grade: IP68
12. Sensor: gravity sensor/heart rate sensor
13. UI firmware and push support 18 languages: Traditional Chinese, Simplified Chinese, English, Japanese, German, Russian, Spanish, Italian, French, Romanian, Portuguese, Greek, Dutch, Polish, Turkish Chinese, Vietnamese, Thai, Indonesian
14. Functions: heart rate detection, blood pressure detection, blood oxygen detection, female physiological period, time display, step counting, calorie, distance, heart rate, sleep time, switch display, 12 sports modes (running/walking/hiking/badminton/ Rope skipping / exercise / yoga / aerobics / spinning / elliptical machine / rowing machine / swing), sleep monitoring (sleep time, sleep quality), call notification, message reminder, multi-language push, alarm clock reminder, task reminder, sedentary reminder etc.
15. Material: metal middle frame + IML bottom case + stainless steel strap
16. Dimensions: 38x25x10.3mm
17. Weight: 46g (without strap)
