Open Box Apple Watch Ultra (GPS + Cellular) 49mm Titanium Case with Green Alpine Loop

• Specialized features, sensors, and three new bands designed for exploration, adventure, and endurance • 49mm aerospace-grade titanium case • 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 • Turn on the flashlight • Advanced safety features, including Siren, Backtrack, Fall Detection, Emergency SOS, and Crash Detection • Depth gauge and water temperature sensor activates automatically when you submerge • Advanced health sensors let you take an ECG6 • Measure heart rate and blood oxygen • Track your daily activity on Apple Watch, and see your trends in the Fitness app on iPhone