Fast charging power bank
thingiverse
Fast charging power bank with IP5328P. This IC supports many protocols and is $ 5 in Ali Express. This is the link: https://www.aliexpress.com/item/4001096118395.html?spm=a2g0s.9042311.0.0.27424c4dNPbXou The box is parametric and can be for one to many 18650 batteries in parallel. It need : M3x10 4pc. M3x8 2pc. The button support must be cut as shown in the photos. The box and lid are printed without supports.
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