- If you’ve been under the impression that your Apple Watch is as rugged and capable as a smartwatch can get … well, Apple has something to say about that.
- The button can also be used to mark segments, complementing the new Track running experience.
- The watch is capable of operating at temperatures ranging from -4º F to 131º F (-20º C to 55º C), and can be submerged down to a depth of 40 m (131 ft).
Apple Watch Ultra boasts bigger, brighter display and 36-hour runtime

