Operating system: Huawei LiteOS, Features: Temperature sensor, Timer, Barometer, Built-in heart rate monitor, Built-in speakers, Calorie counter, Compass, Water resistant, Built-in wireless charging, Vibration alarm, Built-in microphone, Gyroscope/Accelerometer, Touchscreen, Waterproof, Activity Tracker, Always-on Display, Light Sensor, Irregular Rhythm Notifications, Release year: 2023Read more