... Integrated design of heat dissipation and shell, use the qualified AL-alloy shell, good heat dissipation and ultra-thin ... By:Shenzhen TCT Testing Technology Co.,LtdScope/Range:panel light (DT-PN-005,DT-PN-011,DT ... 2011Issued By:Shenzhen TCT Testing Technology Co.,LtdScope/Range:Panel light : DT-PN-005,DT-PN-014,DT ... By:Shenzhen TCT Testing Technology Co.,LtdScope/Range:Panel light: DT-PN-005,DT-PN-014,DT ...