Every story and comment from the Hacker News API, in a layout borrowed from 2001.
A comment on Everything with a battery should have an off switch. Parent comment
That being said, there are rechargeable button cells and there is a button cell charger!
https://thepihut.com/products/lithium-ion-coin-cell-charger
There are no comments on this comment yet.
That being said, there are rechargeable button cells and there is a button cell charger!
https://thepihut.com/products/lithium-ion-coin-cell-charger