Apple Watch Ultra Gps Cellular 49mm Titanium Case With Yellow Ocean

49mm Titanium case, Action button, Digital Crown with haptic feedback, Side button, Dual speakers, Three-microphone array, S8 SiP with 64-bit dual-core processor, Always-On Retina LTPO OLED, Flat sapphire crystal display, Up to 2,000 nits brightness, Depth gauge ±1m accuracy, Water temperature sensor, Temperature sensing, Blood oxygen sensor and app, Electrical heart sensor and ECG app, Third-generation optical heart sensor, High and low heart rate notifications, Irregular rhythm notification, Compass, Always-on Altimeter, Emergency SOS, International Emergency Calling, Siren, Crash Detection, Fall Detection, Splash, Water and Dust