I'd rather use batteries that I don't have recharge, and that are
readily available just about anywhere in the world. C cells or D cells
would give longer life than AA's.

On Apr 22, 6:44 am, Pete wrote:
wrote:
I want a 12 volt DC power supply that runs off D cells or C cells and
connects using a female cigarette plug (automobile-style.)

Does it really need to be D cells or C cells? Why not a gell cell?
Have you looked at car "battery booster" units?

Peter