Detailed Product Description The main feature of our products:1)Various models:the main models of 4 numeric LED display are as follow, please refer to it2)Various emitting colors:red,green yellow,orange,white,blue.3)Advantages:long life,enegy saving,even luminance,good stability4)Customized requirements can be meet Main models of the 4 numeric LED display : KEM2841A-BKEM2841C-DKEM2841E- ...