[Jay Kickliter] built his own coin cell battery recharger ... So we’re happy to see this charger project come along. Now the bad news. We looked around and indeed you can find LR2032; a ...
Nerd Ralph loves cheap and dirty hacks, and for that we applaud him. His latest endeavor is a LiFePO4 battery charger that he made out of parts he had on hand for under $0.50 US. (Although we ...