5 inch HD Screen resolution 454*454;
Battery capacity: 360mAh;
The standby time is about 30 days, and the working time is about 3-5 days;
Main Chip: RTL8762D
Health Monitor: Heart Rate,Blood pressure,oxygen,ECG
Bluetooth version: 5.0
Compatible mobile phones: Android 5.0 and above, IOS 9.0 and above.