... -sided or/and double sided,energy-saving light box/ advertising light box/ super slim light box are among our best selling.1 ... use, simple and elegant appearance;2, Light source: T4 ,T5 lamp, LED light. Even luminescence, soft light3, Frame thickness: generally,2cm ,4cm ... 120 cm,,,,,,200cm×300cm4, Low power comsuption, less than traditional light box5, Easy to assemble and maintain6, Long longevity of ...