... and dark zoneo Replace the grille lamp, easy to install· Application range: o Shopping malls, hotels, office buildings, hospitals ... 2011Issued By:Shenzhen TCT Testing Technology Co.,LtdScope/Range:panel light (DT-PN-005,DT-PN ... 2011Issued By:Shenzhen TCT Testing Technology Co.,LtdScope/Range:Panel light : DT-PN-005,DT-PN ... By:Shenzhen TCT Testing Technology Co.,LtdScope/Range:Panel light: DT-PN-005,DT-PN ...