Detailed Product Description LED car display LED car display Dot matrix7*224 buttonENTER, PU, PD ,PCMoving modelsmode: 6 moving ways.Switch 1with a input letter limit of 97Switch 2 to 8with a input letter limit of 115Store 8 messagesOption "Switch " Adjustable speed9 levels. Option "Speed"Adjustable brightness9 levels. Option "LUM"