The New York Times is reporting that Apple has a previously undisclosed plan to maximize battery life on the Apple Watch as much as possible.
According to the report, Apple’s watch team “developed a yet-to-be-announced feature called Power Reserve.” As the name implies, the Apple Watch in Power Reserve mode will run on low energy and will only display the time. Which is to say, all of the device’s other functions such as notifications and activity monitoring will presumably go into a sleep mode in an effort to conserve juice.
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