ʻO ke kaʻa kolepa ukana he koho kūpono a maʻalahi no ka halihali ukana, e ʻimi ana i nā noi ākea ma nā ʻoihana like ʻole. ʻO kāna mea hopper ukana hiki ke maʻalahi i ka hoʻololi ʻana i nā ʻano waiwai like ʻole, e hoʻonui ai i ka pono. Eia kekahi, ua lako ke kaʻa ukana me nā kukui palekana he nui, e like me nā kukui hui mua LED. Hāʻawi kēia mau kukui i nā hana like ʻole, e like me ke kukui haʻahaʻa, ke kukui kiʻekiʻe, ka hōʻailona huli, ke kukui o ke ao, a me ke kukui kūlana, e hōʻoia ana i ka ʻike maopopo a me ka pili ʻana i nā lula palekana.