Uhlaka I-Or2 iyisakhiwo sophahla esisodwa esivumelana nokukhanya kwelanga. Izingxenye zemvelo ze-polygonal zingaphezulu kokukhanya kwe-ultra-violet, zibeka ibala isikhundla nobungako bemisebe yelanga. Lapho kusisithunzi, izingxenye ze-Or2 zimhlophe ngokweqile. Kodwa-ke uma ishayelwa yilanga yilapho iba imibala, igcwalise isikhala ngezansi ngemibala ehlukahlukene yokukhanya. Emini i-Or2 iba yithuluzi eline-shading elawula kuphela isikhala ngaphansi kwaso. Ngobusuku i-Or2 iguquka ibe yi-chandelier enkulu, isabalalisa ukukhanya okuqoqwe ngamaseli ahlanganisiwe we-photovoltaic phakathi nosuku.