DC power supply with lcd
thingiverse
A dc buck converter from aliexpress is used with a swutc and DC jack to build a cheap, easily adjustable power supply Buy from Aliexpress: https://www.aliexpress.com/item/32970417225.html?spm=a2g0o.productlist.0.0.78dc754aEvi37M&algo_pvid=f33116a8-21a2-4e3d-b6cf-b21eb12b66a2&algo_expid=f33116a8-21a2-4e3d-b6cf-b21eb12b66a2-5&btsid=0ab6d69515878070417466477e50e2&ws_ab_test=searchweb0_0,searchweb201602_,searchweb201603_
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