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iPhone XS and XS Max Smart Battery Case contains 10.1Wh battery, 13% larger capacity than previous cases - 9to5Mac
![Correction: iPhone XS and XS Max Smart Battery Cases Have Larger Capacity Than Previous Versions - MacRumors Correction: iPhone XS and XS Max Smart Battery Cases Have Larger Capacity Than Previous Versions - MacRumors](https://images.macrumors.com/t/H0NFdHIjGtxN9nHLgoHSjRcQPd8=/1600x1200/smart/article-new/2019/01/smart-battery-case-xs.jpg)
Correction: iPhone XS and XS Max Smart Battery Cases Have Larger Capacity Than Previous Versions - MacRumors
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iFixit: iPhone XS Has 'Notched' Battery and iPhone XS Max Has Apple-Designed Power Management Chip [Updated] - MacRumors
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