flat panel ceiling light 20w 1.300*300mm, ... ,000h lifespan 4.CE&ROH Listed flat panel ceiling light 20w LED Panel Lighting seriesDescription The Ultra-Thin LED ... alloy construction and new material such as Light Guide Panel (LGP) with Nanophase Materials provides brilliant, glare-free ... and conference rooms (ceiling recessed, pendant, ceiling mounted, wall mounted and so on). Instructions 1.Make sure the ...