... 4,easy to use 1,Full color 's characteristic: (1),the full color make the LED shop sign easier than before. ... in order to keep the high bright,keep the same color,and keep the long lifetime. (5),suit outdoor advertising ... . (6),the full color make the advertising more beautiful than single color2,led single standards attributeparameterapertuer12mmcolorfull colorvoltage5Vpower0.3wviewing ...