... as light sourceKey features:1.The slim light box is only 28mm thick.2.More even light ... hot and cold spots on your graphics7.The light box use extremely rigid alumium. Long duration.8.Certificates: ... at the two long side of the slim light box.Jamicon Ballast2, The LGP is using Taiwan pure Acrylic ... & solutions.The main products include T4/T5/LED light box, LED spotlight, LED bulb, LED tube, LED panel ...