HUAWEI WATCH 4 Pro adopts the design of physical buttons, rotatable watch crowns, and color screens, and feature eSIM, voice calling, HUAWEI Music, MeeTime calling, ECG, heart rate monitoring, TruSleepTM, SpO2 detection, respiratory health management, skin temperature monitoring, Health Glance, high altitude monitoring, multiple workout modes, message assistant, voice assistant, GNSS, Wi-Fi, fall detection & SOS, rich watch faces, wireless charging, and input methods, which are suitable for both daily use and professional workouts.