... display 1.Patent No.:ZL20053006289.9 2.LED colour can be chose 3.Messages can be changed as you want. 4.Cool display ... led mini display,led moving sign board,led adv displayFeatures ... Note space is when there is no display character shown9. 4 scrolling message speeds10. Power ON/STAR and ... create your own style led mini display,led moving sign board,led adv ...