... .Input:AC100-240V 4.Output:DC12V New invention flash board led sign for window displayDifference LED Color, ... difference effects:Flash board led sign specification: Model No.JD35DXJD46DXJD57DXJD66DXJD68DXProduct Size30x50x2 ... shop, super market, special store, hairdressers, commercial centers, night mrket etc.2.for notice in school, companies, classroom, ...