
Power Bank 18650
thingiverse
Simple compact power bank using 18650 batteries and a IP5328P charger board. It supports Quick Charge and USB PD. This is a simple design for a USB-C power bank with 18W fast charging. You can build it with 1-8 and 14 18650 cells. IP5328P (from Aliexpress) Important: As somebody pointed out in an comment, it's best to add some extra layer of protection between the soldering tabs and the battery cells to prevent the thin shell of the cell to be damaged over time!
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