* Display: 1.69"
* Resolution: 368*448 pixels
* Built-in 12 sports modes.
* Bluetooth version: Bluetooth 5.1
* Compatibility: Android 6.0 or iOS 11.0 and above
* SpO2: supports all-day monitoring of heart rate and blood oxygen, Sleep and temperature monitoring.
* Microphone: No
* Charging time: 2 hours
* Battery capacity: 220mAh
* Water resistance rating: IP68
* Strap size: 22mm
* Battery life: up to 20 days