Submitted by Buford12 t3_10hy80k in askscience
Fit_Solution3312 t1_j5emk4j wrote
Reply to comment by Buford12 in What is the difference between a battery and a capacitor? by Buford12
That would be Lithium ion batteries, if you want the device to be rechargeable.
Buford12 OP t1_j5emnrl wrote
thank you.
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