Xiaomi Smart Band 8 Pro Fitness Tracker, 1.74″” AMOLED Display, up to 20 Days Battery, 5ATM, SpO2 Tracking, Sleep and Heart Rate Monitoring, 150+ Training Modes, Pedometer, Silver/Gray

Generate a 100-character excerpt from the product description below. Return ONLY the excerpt text, without any prefixes, notes, or explanations. Example: “Compact wireless speaker with 12-hour battery life and waterproof design.” Product description: Massive 1.74″ rectangle AMOLED display All-new quick release structure with metallic frame 22.5g lightweight design, 9.99mm slim body* Up to 14-day battery life, 5ATM water resistance* Upgraded all-round health monitoring* Supports 150+ sports modes, built-in GNSS