1. ʻO ka mea pūpū he metala, ʻili maʻemaʻe, ʻaʻahu-pale, ʻaʻole maʻalahi i ka pala.
2. Concise hiʻona, lōʻihi lawelawe ola, kiʻekiʻe hilinaʻi.
3. He mea maʻalahi ka hoʻolālā i loko, maʻalahi e hana, maʻalahi e hoʻouka a hoʻohana.
4. Hiki ke hoʻomaluʻia nā mea uila likeʻole ma o ka hoʻonohonohoʻana i nāʻano hoʻomaka likeʻole, e like me ke kaomi pōkole, paʻi lōʻihi, etc.
5. Manaʻo maikaʻi ka hana, hāʻawi i ka poʻe i ka manaʻo o ke ʻano kiʻekiʻe a me ke kiʻekiʻe.
1. Nā lako hana hoʻomalu ʻenehana: e like me nā mīkini mīkini, nā laina hana maʻalahi a me nā mīkini ʻenehana a me nā mea hana ʻē aʻe.
2. Nā mea hana hale: e like me ke TV, stereo, ka mīkini holoi, ka umu, ka umu microwave, etc.
3. Nā lako uila: e like me ka lolouila, ka nānā ʻana, ka keyboard, ka ʻiole, ka scanner, ka mīkini paʻi, etc.
4. Nā lako kamaʻilio: e like me nā kelepona paʻa, nā kelepona, nā mea hoʻokele, nā hoʻololi, etc.
5. Mea uila kaʻa: e like me ka hoʻokele kaʻa, leo leo, ea ea, etc.
6. Nā mea lapaʻau: e like me ka sphygmomanometer uila, electrocardiograph, ventilator, etc.
7. ʻO nā lako palekana: e like me ka mana komo, ka alarm, ka kamera nānā a pēlā aku.