Ifixit goes to the source to show how phone batteries work – Breaking News & Latest Updates 2026
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Richard Lawler
iFixit goes to the source to explain how iPhone batteries are made.

Instead of revealing more about your iPhones and other devices by tearing them apart, this time iFixit is inside a Chinese battery factory. The video shows how the lithium polymer cells are manufactured and tested, long before they end up in your pocket.

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