In rec.crafts.metalworking Steve Smith wrote:
I've bought batteries from these folks and been happy with them:

http://www.nicdlady.com/
http://www.batteriesamerica.com/
http://www.sterlingtek.com/index.html

If you live near a Target get the Enegizer branded ones as long as they
have HR stamped on the bottom terminal.

HR is the marking for batteries made by Sanyo, which is better than
chinese crap.