... front view 3.3020SMD/3528SMD,85lm/w,Epistar chip 4.50000H,CE Epistar chip 3020smd 12mm thin led panel lightSide view led ... w,disadvantage:the thickness is 45mm not 12mm)Feature Epistar chip,good quality and high output luminanceWhen set in white ceiling ... the world; isolation power supply, constant flow or constant pressure drive, high power efficiency, no pollution, stable performance, safety and ...