... high brightness 3.Thin& fexible 4.Pass CE, EL poster, el board, el lightEL sign, el display specification: ... A3=420*297 mm A4=210*297mm2. EL poster material: Free from ultraviolet radiation,RoHs material,CE ... customized7. Stardard: CE/UL/TUV/ROHS,FCC8. EL poster thinkness: 0.3mm-0.5mm. minum: 0.1mm9: ... Customer design own are welcome (OEM and ODM)EL Poster Main features:1. No heat generated, low power ...