... ,blue,amber,white4)Materials:PC Lens,aluminum baseStructure1. Information screen is composed of display,controller and installation accessory.2. ... anodizing,with excellent rot proofing,graceful figure,superrority workmanship4. Screen composed of high-luminance LED module with 16×64 ... character lattice,transparent waterproof form. Can showed fixed or overturn under control,each time can display 4 ...