Nā hiʻohiʻona huahana:
ʻO ka liʻiliʻi liʻiliʻi, ka nui o kēia manawa, ʻoi aku ka nui o ka nui o kēia manawa ma mua o 1.3 mau manawa o ka uea keleawe pōʻai;
ʻO ke kūpaʻa DC haʻahaʻa, liʻiliʻi liʻiliʻi i puʻunaue ʻia, ka wela wela maikaʻi;
Paʻa kaʻapuni magnetic, liʻiliʻi liʻiliʻi leakage, hopena EMI maikaʻi, ka hoʻokele maikaʻi a me ka hopena radiation, a me ka paʻa paʻa;
Hoʻohana ʻia ka mīkini piha piha no ka wili ʻana, a ua hoʻonohonoho pono ʻia nā uea me ka ʻole o ka hele ʻana, me ka hana kiʻekiʻe;He mea maʻalahi a maʻalahi ka hoʻohana ʻana i ka plug-in o ka mea kūʻai aku, mālama manawa, maikaʻi maikaʻi a me ka hana kiʻekiʻe;
Hiki i ka ikaika insulation kiʻekiʻe ke hoʻolōʻihi i ke ola o ka lako mana.