1) Main material : ABS plastic , electronic components , LED 2) custom own text`s message display to flash 3) Can display 6 group message and 22 letters each group 4) Can display all languages : English , Chinese , Japanese,Koraren ,French,Spainish ,German and so on 5) Custom own text flashing 6) Easy operation ,with USB as power supplier 7) LED color : red ,yellow ,green ,blue and white (are ok to do according to customers` requirement )
