... . IP65 protection grade, waterproof rubber gasket and military-grade conformal coating enable the display to work in all weather outdoor environments. Aircraft-grade ... ♣Warm Tip:There is DIP, SMD, and Dotmatrix led displays for customer choosing.LED display styles:P4,P4.75,P5,P6,P7.62 ... ,P8,P10,P12,P12.5,P14,P16,P20,P25,P31.5,P40,P80. led manufacture Epistar chip rgb p10mm outdoor led ad board