Usage:Outdoor IndoorTube Chip Color:1R1GDisplay Function:GracsPixels:1.9mmScreen Dimension:20*20*5.9mmPart HS-7088A BXType:8x8 LED nction:Gracs:1.9mmDimension:20*20*5.9mmEmitting Color: Blue or WhiteLens Color:Black Face White DisffusedPolarity:CC, CALifespan:50,000HrsCertification:CE&RoHs