Xiaomi Smart Band 9 Pro

• Model Number – M2402B1 • Display – 1.74″ AMOLED, 336 × 480, up to 1,200 nits, 60Hz • Sports & Navigation – 150 sports modes, built-in GNSS compass • Health – Heart rate SpO2 upgraded sleep tracking • Battery & Charging – 350mAh, magnetic charging, up to 21 days, ~75min charge • Durability & Compatibility – 5ATM, Bluetooth 5.4, Mi Fitness (Android 8.0 / iOS 12.0 )