Betri ea lead-acid ke mofuta oa betri e sebelisang motsoako oa lead (lead dioxide) joalo ka lisebelisoa tse ntle tsa elektrode, lead ea tšepe e le lisebelisoa tse mpe tsa electrode, le tharollo ea sulfuric acid joalo ka electrolyte, 'me e boloka le ho lokolla motlakase ...