Introduction: ВatteЯЧ Conversion Another One!

About: the a b c approach is not for me .all feedback welcome. thanks for looking. if you would like some assistance or are interested in purchasing something don't be a stranger .

as part of my ongoing mission to have everything running on aa batterys when needed, and to leave the works for six months if your lucky weather you use it or not button cell behind in an ditch.
this is a calculator.