Duncan's Battery Box Collection AA AAA PP3 23A (now C and D too) by duncanamps | Download free STL model | Printables.com
Learn how to build a solar-powered charger for 2 AAA NiMH batteries
Can't find an answer on google so I'll ask here: what's a lantern battery called in Finnish? And what stores in Finland can I buy them from? : r/LearnFinnish