goLEDgocom LED Sign, Blue color Moving Message banner, Scrolling message Sign, LED banner, LED Display, Messager billboard,Size:38"x6.5"x1.3",Portable Ultra Thin and light, Business Tools,Live Programmable Messager board, USB Disk control,plug and play,Deisgn and produced by goLEDgo com goLEDgo is the orignal Designer and manufacturer. Do not buy the copy one from the other seller for cheap reason. Ultra thin Design,thickness only 1.15-1.3"(2.9cm MAX3.3cm) easy to handle Plug and Play, timer on/off,Moving message attractive Easy program, Cableless via Flash Memory Adjustable brightness, to meet mulit usage, dark to sunshine environment