Screen: 1.72-inch AMOLED with ultra-thin bezels, 1500 nits brightness, and 60Hz refresh rate. Battery: Ultra-durable, lasts up to 21 days of normal use. Sports and Health: Tracks over 150 sports modes, electronic compass sensor for swimming, with heart rate and blood oxygen (SpO2) monitoring, and advanced sleep analysis. System and Resistance: Runs on Xiaomi HyperOS 2 and is water-resistant up to 50 meters (5ATM).