He kūpono kēia kūpaʻa magnetic no ka hoʻopaʻa ʻana i nā hōʻailona kelepona ma kahi no nā ana pololei.
Hiki ke hoʻololi ʻia ka lima maʻalahi i kēlā me kēia kūlana, a paʻa paʻa nā mea magnet ikaika i ka hōʻailona.
He kūpono kēia kū no ka hoʻohana ʻana i nā hale hana a i ʻole ka ʻenehana hana.