Qalabka dhulka lagu dhejiyo ee korantada (sidoo kale loo yaqaanno ESU plates) waxa laga sameeyaa electrolyte hydro-gel iyo aluminium-foil iyo PE foam, iwm. Caadi ahaan loo yaqaan saxanka bukaanka, suufka dhulka, ama electrode soo celinta.Waa saxan taban oo ah koronto-soo noqnoqda sare.Waxay khusaysaa alxanka korontada, iwm. ee koronto-soo-celinta-sare.