... -CE,ISO9001,ISO14001 -AC220V -Waterproof:IP65 Led Single Color ScreenType: Outdoor Two color LED DisplayFeatures:1. The system uses FPGA control ... design, size combination at will, high brightness, highdefinition;6. Bicolor display unit specializes un-line revising technology, and blue compensatetechnology ... .7. Lower supply power, and easy to installation led single color screen