What are the features of the watch Ultra 3?
The longest battery life of any apple watch. Up to 42 hours of normal use. Our largest, most advanced apple watch display emits more light at wider angles 4 — making it even brighter and easier to read. apple watch ultra 3 can spot signs of chronic high blood pressure and notify you of possible hypertension. Multi-day battery life including sleep tracking is based on the following use: 600 time checks, 180 notifications, 30 minutes of app use, a 60‑minute workout with music playback from apple watch via bluetooth, and 6 hours of sleep tracking over the course of 42 hours; apple watch ultra 3 usage includes a total of 8 .