On 10/05/2021 10:47, T i m wrote:
On Mon, 10 May 2021 00:35:35 +0100, "Dave Plowman (News)"
wrote:

snip

Try leaving one for six months. Also, I bet most of these contain
bargain basement batteries.

Are you saying a Li-Ion one - which starts off with less capacity

Whilst it may start off with less Ah capacity, it may well have a
greater cold cranking current so more likely to start a car, assuming
it's willing to start easily.

- is
going to be fine after 6 months, like for like?

Yes.

I'd say most Li-Ion jump
start packs ain't got the finest either, by the price.

But I'm not sure they need to, given what sort of CCA even low spec
ones can output.


+1

That's been my experience.