Apple Watch Series 8 GPS 45mm Starlight

The temperature sensor provides retrospective ovulation estimates and advanced cycle tracking features. Measure your blood oxygen with a powerful sensor and app. The temperature sensor provides retrospective ovulation estimates and advanced cycle tracking features. Measure your blood oxygen with a powerful sensor and app. Take an ECG anytime, anywhere. Get high and low heart rate and irregular rhythm notifications. A completely redesigned Compass app with waypoints and Backtracks. Advanced safety features, including Fall Detection, Emergency SOS, and Crash Detection. Enhanced Workout app with more advanced metrics and ways to train.