Whakaahuatanga
Ko tēnei tauira e whai ana i te rapanga mai i tērā wāhi. Kua whakamātua tana tinana — 13.5 × 6.5 mm tapawhā, ngā whakamātautau mā pūmau, 180 ngā LED i te mita, te whakamātau i te kōpae me ngā pīni, ā, he rite tonu ki te tauira 12 W i tēnei rārangi, engari he rōrahi 100 m nā te rōrahi 50 m, ā, he 8 W me ngā lumen 800 nā te 12 W me ngā lumen 1200. I ngā tikanga o te rārangi o ngā rākau, e rua ngā tauira e noho ana i te rārangi o ngā lumen 100 i te watt, nō reira, kāore te iti ake o te whakamātautau he utu mō te whakamātautau; he whakamātautau kia whakamātautau ai te roa o te rōrahi. I tēnei wā, ina hiahia te āhua 100 m i tētahi whakauru anō i tēnei wā i āhua e rua, ā, ina whakamātautau ai ngā lumen 800/m i tēnei whakamātautau, ko tēnei te whakamātautau e iti ake te utu.
Ko te whakamātautau e whai ana koe he rōrahi 500 mm, i tēnei wā ko te rōrahi 200 mm mō te 12 W. I tēnei āhua roa, tino rere, e kore e utu; i tēnei āhua o wāhanga o te pātaka, o ngā whakamātautau o ngā matapiro, o ngā whakamātautau o ngā tāwhai, me ngā wāhanga poto, ka hinga ngā wāhanga kua wehe, ā, ko ngā wāhanga kua wehe nei he rite te utu i te mita i te roa o te whakamātautau. E rua atu ngā tau e rerekē ana i te 12 W, me pānui i aua tau i mua i te whakamātautau: ko te hāngā o te hiko (power factor) he > 0.84, ehakina ko te > 0.9, ā, ko te wā hāngā o te hiko (MTBF) he 10,000 haora, ehakina ko te 20,000 haora. I ngā tāpoi e whai ana i tēnei hāngā o te hiko mai i te kaitohutohu, i ngā wā e whai ana i tēnei tau tuhituhi o te wā o te whakamātautau hei wāhanga o ngā kōrero whakamātautau, tēnā whakamārama mai ki tā mātou rōpū pūkenga i mua i te tango. Ko te rārangi o te whakamātautau o te hiko ko G. Ko te rārangi IP65 hei whakamātautau mō ngā wāhanga o waho e whakamātautia ana — kua tapa ngā pūrere o te oneone me ngā wāhanga o te wai, kāore hei whakamātautau mō te whakauru ki te wai. Kua whakamātautia e CE, CB, me RoHS.