I-UGR<19 led spot light ephansi.
Isibani sendawo eholayoisisetshenziswa kabanzi ngezindawo zokuhlala, ama-villas, amafulethi.
I-lumen ephezulu kanye nokukhanyisa okuphezulu kwe-CRI ongayikhetha.
Ukufakwa okulula: ukufakwa okulula nokufihla kwangempela.