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Severe battery drain after updating my iPhone SE to iOS 13. 52 minutes of use, 50 in Pokémon GO completely drained my battery. iOS or Pokémon problem? : r/TheSilphRoad
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All iPhone Battery Drain Test 2021 - 6s / 7 / 8 / 7+ / 8+,X,XS,XS Max,11,11 Pro Max,12,12 Mini,12Pro - YouTube
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