1.waterproof billboard, 2.anti-UV, anti-scratch 3.vivid,durable silk screen picture 4.energy saving light CommodityClamshell&silk screen printing light boxMaterial Aluminium/steel frame , import acrylic board, inner plank, fluorescent lamp, Lamp ballast ,wires etcDimension diameter 600mm, 500mm, 450mm, customized size Width of Aluminium 8cm,10cm,11.5cm,15cm Light source T4 tube light, T8 tube ...