Mini SMD StepUp Booster Case
thingiverse
This is a little casing for those cheap stepup converters from aliexpress, wich were designed for use with a single cell lithium battery. https://www.aliexpress.com/item/4000626913742.html?spm=a2g0o.cart.0.0.46b43c00d48KKz&mp=1 You just need a few drops of 5min epoxy. Files are oriented and print them solid! You can print them in PLA, but if you want to go safe use ABS or PETG. They don´t get that hot that they melt the material anyway.
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