this post was submitted on 30 Aug 2026
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This is pretty spammy. Those types of adapters have been around forever. You can get them from adafruit and probably aliexpress and so on. https://www.adafruit.com/product/6032
Granted, I've never looked or even considered that something like this might exist, but I had no idea they existed until today. It looks like the one you linked is a fixed 12V, and others have linked other options that can be programmed for different voltages.
The one I linked is 12v but you can select other voltages with the pulldown. I mean you can order 6v, 9v, 12v etc. versions, not that they are programmable. There are programmable ones elsewhere, and also some that handle higher current.