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All-day battery life is based on 18 hours with the following use: 90 time checks, 90 notifications, 45 minutes of app use, and a 30-minute workout with music playback from Apple Watch via Bluetooth, over the course of 18 hours.
- The new band must be within the same collection as the watch and must be an available band option for that watch face. - The band swap is within 14 day return period. - The watch must have been purchased at the Apple Online Store, Kiosk, or Apple Store App. - You are not using band swaps as a way to configure a sellable product for a customer.