Xiaomi Mi Band 9 Pro

Display: 1.74″ AMOLED, 336×480 px, 60Hz, 1200 nits Build: Aluminum alloy frame 2.5D glass Weight: 24.5g GPS: Built-in GNSS (GPS, GLONASS, Galileo, BeiDou, QZSS) Sports Modes: 150 Health Tracking: Heart rate, SpO₂, sleep, stress, women’s health Battery Life: Up to 21 days (typical), 10 days (heavy use) Charging: Magnetic, ~75 minutes full charge Water Resistance: 5ATM Connectivity: Bluetooth 5.4 Operating System: Xiaomi HyperOS Colors: Midnight Black, Arctic Blue, Mystic Rose, Glacier Silver