Usayizi we-holecut namandla ahlukahlukene.
Izibani zezindawo eziholwa kabusha zisetshenziswa kumaphrojekthi ahlukene okukhanyisa angaphakathi nakwezentengiso.
I-UGR <19 led spot light ephansi.
I-lumen ephezulu kanye nokukhanyisa okuphezulu kwe-CRI ongayikhetha.