Outdoor LED display 1, waterproof, 2, high refresh-rate 3, high brightbess 4, CE, ROHS Outdoor LED displayIntroduction:LED Outdoor Full Color Display : bland ... as: super market, executive floor,stadium, side of the highway etc. The content could be changed anytime, and the purpose ... as: super market, executive floor,stadium, side of the highway etc. The content could be changed anytime, and the ...