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What is the best way to restore a lead acid battery?

gordonmx 27 days ago

What is the best way to restore a lead acid battery? The battery is a small 4V battery out of a flashlight.

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JWx 27 days ago +3

in the times of old, when car lead batteries were scarce in my country, people were using pulsed charging, where battery is subsequently charged and discharged, which could help do dissolve sulfuric sediments…
michaelkellett 26 days ago +3

https://www.youtube.com/watch?v=kNGg0P7B5fI MK
davebullockmbe 27 days ago +2

I would suggest replacing it with a LiPo battery unless it's a 'vintage' flashlight that has to look original. I am doing a similar exercise with a vintage lead acid glass accumulator using a LiPo single…

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0 michaelkellett 26 days ago

https://www.youtube.com/watch?v=kNGg0P7B5fI

MK
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0 michaelkellett 26 days ago

https://www.youtube.com/watch?v=kNGg0P7B5fI

MK
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0 dougw 25 days ago in reply to michaelkellett

Kind of impressive, but not my dream job ....
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0 gordonmx 25 days ago in reply to michaelkellett

Very interesting.
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0 kmikemoo 25 days ago in reply to michaelkellett

This clip flashed through my mind when I first read the title. Great job in finding it.
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0 michaelkellett 25 days ago in reply to gordonmx

It is amazing - the one about recovering gold from phones is even more interesting.

But I do feel bad about what it must be doing to their bodies.

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