From: F Murtz on
Could some one explain the protection mechanism on some 18650 li-ion
batteries and why they do not work with some xenon or led torches?
From: Tom Biasi on

"F Murtz" <haggisz(a)hotmail.com> wrote in message
news:4b7e7597$1(a)dnews.tpgi.com.au...
> Could some one explain the protection mechanism on some 18650 li-ion
> batteries and why they do not work with some xenon or led torches?

You can find some info here:
http://www.lighthound.com/Rechargeable-Lithium-Battery-Information--Protected-vs-Unprotected-Li-Ion-Batteries--Lithium-Ion-Battery_ep_36-1.html