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This was the first result on Google
(lemmy.ml)
This is a most excellent place for technology news and articles.
Looking passed the absolutely insane answer here, no one has even brought up the whole issue of AC vs DC. Batteries are DC, while your fridge that plugs into your wall running on AC. I know they make DC ones, but it isn't like they are interchangeable.
Shannon Martin says just shake the battery and you’ll get AC.
Just swap the leads back and forth very fast