Advanced Blood Oxygen Monitoring: Experience precise health tracking with the JH Mi Smart Band 9's built-in blood oxygen sensor, providing vital insights into your overall wellness routine. Precise Heart Rate Analysis: Stay informed about your cardiovascular health with real-time heart rate monitoring capabilities designed to detect changes accurately during workouts and rest periods. Enhanced Display Quality: Enjoy crystal clear visuals with its vibrant 1.62-inch AMOLED screen at an impressive 60Hz refresh rate, offering seamless navigation through fitness data and notifications. Durable Design for Daily Use: Engineered with long-lasting materials and water resistance up to IPX8 standards, ensuring reliability even under extreme conditions without compromising style. Versatile Application Scenarios: Whether youre running outdoors, swimming laps, or simply walking around town, this wristband adapts effortlessly to various activities while maintaining accuracy across multiple metrics..syi