Battery maintenance basics
 

Pardon the Canadianisms.
Adjustable Power Supply || Viewer request how-to

I can't see the video. What's it about?

Charging batteries with an adjustable DC power supply.

I used mine yesterday when a LiFePO4 battery was showing 0v due to the BMS protection cutoff.

The other thing I find indispensable is a DC battery tester. I can program in the discharge profile, and the device executes it while keeping track of capacity.

What happens when you try? en.wikipedia.org/wiki/Text-based_web_browser? Lynx?

Now it's working. It was saying "video unavailable" when I first tried.

Firefox on Windows 11.