1.47-inch Anti-Fingerprint Class Large Display. Track your workouts with accuracy using 24 different sports modes. The battery has 4-7 days of backup use. Never miss out on your sleeping patterns with accurate detailed sleep and nap tracking to improve your overall health and well-being. Gain deeper insights into your health and fitness data with a custom app designed for intuitive navigation and rich information display. Receive real-time notifications from your phone directly on your smart band. Accurately measure your blood oxygen levels, helping you stay informed about your health.