1. Material: metal body + silicone
2. Display: 1.78 inch AMOLED screen, 368x448 resolution
3. Battery: 230mAh
4. Battery life: 10 days in typical mode (24 hours with heart rate function turned on), 28 days in basic mode
5. Bluetooth: Bluetooth 5.1
6. Sensors: heart rate sensor, motion sensor, blood oxygen sensor
7. Waterproof: IP68
8. Synchronized data platform: Haylou Fun
9. Supported devices: Android 6.0 or iOS 11.0 and above
10. Main functions: 105 sports modes, all-day heart rate monitoring, blood oxygen monitoring, sleep monitoring, pressure monitoring, female menstrual cycle reminder, message reminder, 100+ online watch face
11. More useful functions: alarm clock, stopwatch, countdown, weather notification, music control, find phone, etc.
12. Dimensions: 45.2x37.2x10.4mm
13. Strap width: 22mm
14. Weight: 51.8g (including strap)
15. Language support: Chinese and English
