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It's powered by USB battery bank and a USB-PD breakout module that tells the battery bank to output 12V. I put them inside a zip-lock bag inside the 3D printed box. It's water proof enough for the sonoran desert.

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[-] kif 10 points 5 days ago

FreeCAD! 🙌

this post was submitted on 21 Aug 2026
103 points (100.0% liked)

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