Apple Watch Ultra (GPS + Cellular, 49mm) Smart watch - Titanium Case with Orange Alpine Loop - Large. Fitness Tracker, Precision GPS, Action Button, Extra-Long Battery Life, Brighter Retina Display

Specialized features, sensors, and three new bands designed for exploration, adventure, and endurance
49mm aerospace-grade titanium case for an ideal balance of weight, strength, and corrosion resistance
The largest, brightest Apple Watch display for improved legibility in all conditions
Up to 36 hours of battery life for normal use along with low-power settings for even longer battery life
Precision dual-frequency GPS system provides accurate location for calculating distance, pace, and route maps
Water resistant 100m
Greater operating temperature tolerances while on-wrist to accommodate incredibly diverse environments
Customizable Action button can mark a Compass Waypoint, start Backtrack, mark segments in a workout, turn on the flashlight, and more
Advanced safety features, including Siren, Backtrack, Fall Detection, Emergency SOS, and Crash Detection
Improved Workout app with new metrics, new views, and advanced ways to train