Lithium-ion batteries have become ubiquitous in modern electronics, powering everything from smartphones to electric vehicles. While these batteries offer high energy density and long cycle life, their performance can be impacted by the way they are connected in a system. In particular, the choice between series and parallel connections can have a significant impact on battery lifespan, efficiency, and safety.
https://www.redwaybattery.com/exploring-the-science-behind-lithium-ion-batteries-in-series-vs-parallel-what-you-need-to-know-before-connecting-your-cells/

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