Submitted by OneGuyJeff t3_1274d8q in explainlikeimfive
ruidh t1_jefhdej wrote
Reply to comment by TheBestMePlausible in eli5: Why do seemingly all battery powered electronics need at least 2 batteries? by OneGuyJeff
Chemistry. The chemical reaction which releases the electricity generates 1.5 volts.
That said, have you ever opened up a 6 volt lantern battery? You will find a bunch of AAAs in there wired together to produce 6 volts.
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