Durability/Health Cert: 5 ATM / IP68/IP69 Water/Dust Resistant, Display: 1.5" LTPO AMOLED (466x466), 3000 nits Peak Brightness, Sapphire Glass, Always-on. OS: HarmonyOS. Health Monitoring: Heart Rate (HRV), SpO2, Body Temperature, ECG, Arterial Stiffness Detection. Battery: 867 mAh Capacity. Charging: 10W Wireless Charging.