Picture of a disassembled Duracell 9v battery. Below the terminal assembly is a clear plastic case where you can see six sets of stacked rectangular terminals and fillings.

  • IWantToFuckSpez@kbin.social
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    1 year ago

    Open any lithium battery pack and you’d find those cylindrical lithium cells. Even a Tesla battery has those. Only things that need to be flat like a laptop or a phone use a pouch battery.

    • FQQD@feddit.de
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      1 year ago

      On older laptops they used cylindrical cells too. On mine, you can clearly nake out the shape of the housing on the removable battery.