product details:

Apple Watch Ultra GPS + Cellular Titanium Case with Yellow/Beige Trail Loop, 49 mm, Small/Medium (Band Size), MNHK3

100m water resistant.

Swimproof and recreational diving to 40m.

EN13319 certification.

Depth gauge with water temperature sensor.

Certified IP6X dust resistant.

Tested to MIL-STD 810H.

Customizable Action button.

49mm Titanium case

Action button

Digital Crown with haptic feedback

Side button

Dual speakers

Three-microphone array

Always-On Retina display: Up to 2000 nits brightness.

Heart Rate Monitoring: Blood Oxygen app; ECG app; High and low heart rate notifications; Irregular rhythm notification; Cardio fitness notifications.

Temperature sensing: Cycle tracking with retrospective ovulation estimates.

Emergency SOS: International emergency calling; Fall detection; Crash Detection; High-g accelerometer; 86-decibel Siren to attract attention.