Hoʻolālā ka hoʻolālā o kahi ʻōnaehana hoʻolohe pepeiao i ʻekolu mau aʻo o ka ʻepekema noi – electrochemistry, ʻenehana ʻenekini a me ka ʻenekini leo. Pili kēia pepa i ka pilina ma waena o nā mea ʻelua. ʻO nā paila he mau laina laina ʻole ia. Hoʻomaopopo wale ʻia ka hana maikaʻi loa ke hoʻopili pono ʻia nā koi uila o ka mea kōkua pepeiao me ka uila, ka hiki i ka helu a me ka impedance o ka paila. Ma hope o nā makahiki o ka optimalization, ua loaʻa i ka pūnaewele pihi '675' ke ʻae ākea a hoʻohana ʻia i kēia manawa i ka hapanui o nā pepeiao lohe ma hope o ka pepeiao. Ke koi ʻia ka mana hou, e hōʻike pinepine ʻia ka cell LR6 'penlight' nui aʻe. ʻO ke kiʻekiʻena anakahi uila e alakaʻi i ka maikaʻi o ke kaapuni, a aia kekahi kaomi e hoʻolauna i kahi huahana 3 l lithium. Pono e hāʻawi ka lithium i ka nui o ka ikehu kiʻekiʻe, akā aia kekahi mau pilikia e koe e hoʻonā ʻia. I ka hopena, hiki nō paha i ka mākeke ke noho i kahi keena uila lōʻihi-ʻoi loa o ke ola uila. Inā pēlā, hiki i ka ʻōnaehana zinc-air ke loaʻa ka wā e hiki mai ana a hiki ke kūleʻa i ka mercury '675' a me nā cell penal 'penlight'.

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