Lyijyakut, 6 V, 12 Ah, 151 x 50 x 95 mm - Biltema.fi
MP-akku geeli, 12 V, 8,6 Ah, 150 x 87 x 93 mm - Biltema.fi
Hyytyikö auto talvipakkasessa? Muista muutama nyrkkisääntö! - ePressi
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