What do you think is inside a 9 volt battery? Surprisingly, the answer is 6 smaller batteries each of which is slightly smaller than an “AAA” battery.
More pictures after the jump.
Link & Images: Axecollector via Make
Tags: Battery
I remember thinking at one point that a 9 volt battery was just a small box full of acid or something, but as you can clearly see, this one is just constructed of six smaller 1.5 volt cells wired in series.
More pictures after the jump.
Link & Images: Axecollector via Make
Tags: Battery
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