24-Hour Heart Rate Tracking
Built-in high-precision PPG sensor to track your heart rate 24 hours a day. Sends alert when abnormal heart rate is detected*
Sleep Monitoring
Monitors your sleep 24-hour and provides detailed reports on deep sleep, light sleep and REM* stages to help you find out what is going on during your sleep

High-precision GPS chipSupports the four major global positioning systems
The built-in GNSS chipset comes with improved performance for more precise position tracking. Four major global positioning systems--GPS, GLONASS, Galileo, BDS--are supported.