1. Material: metal body + silicone
2. Display: 1.32 inch TFT screen, 360x360 resolution
3. Battery: 330mAh
4. Battery life: about 12 days in daily use mode (24 hours when the heart rate function is turned on), 20 days in basic use mode
5. Bluetooth: Bluetooth 5.0
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: 12 sports modes, real-time heart rate monitoring, blood oxygen monitoring, sleep monitoring, sedentary reminder, breathing training, message reminder
11. Sports mode: outdoor running, indoor running, fast walking, cycling, rock climbing, spinning, yoga, free training, rowing, gymnastics, basketball, football
12. More useful functions: alarm clock, stopwatch, countdown, weather notification, music control, find phone, etc.
13. Dimensions: 45.7x45.7x12.1mm
14. Strap width: 22mm
15. Weight: 55g (including strap)
16. Language support: Chinese and English
