On Sun, 16 Jan 2011 12:42:06 +0000
Tom Anderson wrote:

Well,

Are there any? I need some backup lights, and it'd be nice to use the
same batteries as my main light.

If you don't find something specifically designed for CR123 at a
sensible price, I'd have thought anything that uses 2 AA cells and has
a voltage regulator would do, with minor modification.