Those are supposed to work pretty well, too.
Got this years ago.. I still think it's one of the coolest prepper items. Everyone thinks of off grip power as solar or generators, but this is unique. A to generate a bit of electricity, via the same mechanism as a cookoo clock.
There is a new/different version check out here: https://deciwatt.global/gravitylight
#grownostr #nostr #nostriches #plebs #plebchain #technology #preparedness #prepstr #offgrid
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It has for me the few times I used it