1. Screen: 1.36 inch AMOLED
2. Resolution: 390*390
3. Waterproof grade: IP68
4. Sensor: SC7A20
5. Memory: 128m
6. Bluetooth version: 5.0
7. Battery capacity: 500mAh
8. Compatible system: Support iOS 9.0 and above, Android 4.4 and above
9. Functions: reject calls, answer calls, view call logs, music control, sleep monitoring, heart rate monitoring, blood oxygen monitoring, multi-sports mode, NFC function, Alipay offline payment, voice AI intelligent, call reminder, message reminder, reminder, remote control taking photos, sedentary reminders, etc.
10. Dial Size: 45x11mm
11. Wrist circumference: 260 mm