About this item The Apple Watch Ultra is designed for serious athletes and adventurers, offering a rugged 49mm titanium case, sapphire front crystal, and a new satin black finish. Built for extreme durability and performance, it features a superbright Always-On Retina display and precision dual-frequency GPS for incredible accuracy during workouts and outdoor activities. With up to 36 hours of battery life in normal use and 72 hours in Low Power Mode, it’s built to go the distance. This watch is tailored for a wide range of sports, including running, cycling, hiking, swimming, and diving. It offers advanced fitness features such as custom workouts, Heart Rate Zones, training load insights, and automatic track detection. Cyclists benefit from real-time metrics and Bluetooth accessory integration, while hikers can navigate using offline maps, the Compass app, and Backtrack. Swimmers and divers can monitor strokes, lap counts, and open-water routes, with full dive computer functionality available via the Oceanic app. In addition to fitness, the Apple Watch Ultra provides robust health and safety tools, including ECG, sleep tracking, and apnea detection. Fall and crash detection, Emergency SOS, and a built-in siren offer added peace of mind. Cellular connectivity allows users to stay in touch, stream music, and access maps even without their iPhone, making it the ultimate companion for both performance and adventure.