Apple Watch Ultra with Cellular (49mm) - Green Alpine Loop (S)

• 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