Originally Posted By: wfaulk
Is there some technical difference between them and other NiMH batteries, or are they just "better" somehow?

The difference is, they hold their charge for a very long time (a year or longer), as opposed to the month or so that ordinary NiMH batteries offer.

As already pointed out, other brands of LSD batteries are fine, too. I have some "eNiTIME" ones from dealextreme that work very well.

Cheers