DFUN e tletše meetse a go hlokomela betri ya lead-acid e thekga tlhokomelo ya dibetri tša FLA tša 2V le 12V, e lego seo se dirago gore e lokele kudu ditshepedišo tša mohlagase, dinamelwa, le intasteri ya di-semiconductor. Tshepedišo e fana ka go hlokomela maemo a seela, go lemoša ge maemo a seela a wela ka fase ga tekanyo ya tlwaelo. Go oketša moo, ge go ka ba le go dutla ga betri, e romela melaetša ka pela gomme e šupa lefelo la go dutla.