A Capacitor Can Battery Cell

Cell was charged for 20 seconds at 2V 100mA.
It’s still running a couple of hours later and will be sitting on a windowsill from tomorrow. The idea is for a very simple 24/7 runner.

My new book, released this week on Amazon –
Fixing Time
Available at: https://www.amazon.com/dp/B07YQCZ162
$2.99
Proper printed version also available!

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