Xiaomi Mi Band 7, Black Dimensions 46.5 mm x 20.7 mm x 12.25 mm *Height, width and thickness dimensions exclude the strap and protrusions Weight: 13.5g Band Strap Size: 160 mm-224 mm Material: TPU Strap buckle: aluminium alloy Display 1.62 inch AMOLED Touch Display Resolution: 192 x 490 pixels，326 PPI Brightness: up to 500 nits, adjustable Tempered glass with anti-fingerprint coating Band faces:100+ Approximately 25% larger visable area* *The visable area of the Xiaomi Smart Band 7 is approximately 25% larger compared to Mi Smart Band 6. Data obtained from Huami Labs. Sensors High precision 6-axis sensor and PPG heart rate sensor 6-axis sensor: Low power-consumption 3-axis accelerometer and 3-axis gyroscope PPG heart rate sensor Battery Charging type: magnetic charging Charging time: ≤2 hours Typical use time: ≥14 days Capacity: 180mAh Fitness 110+ fitness modes 5 auto detection modes: outdoor running, walking, treadmill, rowing machine, elliptical Other features VO₂ max Training effect Training load Recovery duration Health Heart rate monitoring SpO₂ tracking *The SpO₂ feature is not intended for diagnosis, prevention, monitoring, prediction, prognosis of any disease, investigation of physiological processes or any other medical purpose. All data and tracking should be used for well-being and personal reference only. If you feel uncomfortable, please rely on professional medical devices or consult a doctor for assistance. Sleep tracking (deep sleep, light sleep, REM and naps) Sleep breathing quality tracking Female health tracking *This feature should not be used or relied on for any medical purposes. It may not accurately predict your menstrual cycles or related information. All data and tracking should be used for personal reference only. Stress monitoring, breathing exercises PAI (Personal Activity Intelligence Specifications 5ATM water resistant App: Mi Fitness Bluetooth 5.2 BLE Operating system: Android 6.0 or higher, iOS 10 or higher System language: English, German, Italian, French, Spanish, Russian, Traditional Chinese and more. System languages may vary by location. Packing list Band body ×1 Band strap ×1 Dedicated charging cable ×1 User manual ×1