Xiaomi Smart Band 9 Pro, Moonlight Silver 1.74'' square-shaped display with narrow bezel 2.5D glass for display 77% screen-to-watch ratio 1200 nits maximum brightness with ALS 60Hz high refresh rate for uninterrupted viewing High-quality metal frame with new straps Three-color aluminum alloy sandblasted frame Multi-material strap, quick one-click disassembly Compatible with previous generation products Completely improved user experience Independent GNSS positioning with five satellites Compass function added Linear motor with over 20 vibration modes Long battery life of up to 21 days 21-day battery under normal use Full charge in 75 minutes Multi-dimensional health management All-day heart rate improvement and SpO₂ monitoring Comprehensive and improved sleep monitoring All-day stress monitoring Exercises breathing to eliminate stressWomen's health managementProfessional training analysisOver 150 types of sports modes10 types of running courses on the wrist6 types of movement mode recognitionRunning posture recognitionSwimming posture recognition3D guide for relaxation warm-up Other features5ATM water resistance