Product name Delicate led transparency light box Structure  transparent frame, acrylic sheet,  guide light panel,thickness is 8mm-12mm. Characteristic 1. High quality, lighting evenly, Ultrathin, nice look. 2.Energy saving, long life span. 3.Fast to change graphics,  easy to install.     Specification A0,A1,A2,A3,A4, other sizes are available. Voltage 12V of high-quality transformer. Light source High quality LED lights Operating temperature Negative 10 celsius degree-positive 40 celsius degree Means of display stand on the  table, hang  on the wall, hang from  the ceilling, ect. Certification CE,UL, CCC,  ROHS, ISO9001,2008. Applications Widely used in hotels, bars, restaurants, chain stores,  wedding studio,interior decoration, company signs,  gift display, window display, large-scale exhibition.   Model light source stangard Size frame size(mm) visual size(mm) poster size(mm) thickness Single side  open type LED A0 1307*959 1173*825 1189*841 10mm A1 712*959 578*825 594*841 A2 532*706 406*580 520*594 A3 405*528 287*410 297*420 A4 298*385 200*287 210*297