led screen led sign led display led display screen video wall Outdoor single color display can display single red or green color. The content display can be simple words and pictures. It is fit in with the entire outdoor environment with high waterproof level. 1 led or 2, 3 led would be used in outdoor display to increase its brightness. Technical Data Model No. SM-OS1 SM-OS2 SM-OS3 Pixel Diameter 8mm 12mm 12mm Pitch 124mm 16mm 20mm Pixel Contents 1R 1R or 2R 3R Pixel Density(spot/sqm) 6944 3906 2500 Color Red Red Red Unit Board Dimension(mm) 768*384 1024*512 1280*640 Pixels on Unit Board(spotxspot)64*32 64*32 64*32 Brightness (CD/sqm) 3500 4000 4000 VisualAngie 400 400 400 Volt 220V+/-10% 220V+/-10% 220V+/-10% Maximum Power 600W/m2 400W/m2 300W/m2 Average Power 300W/m2 200W/m2 150W/m2 Refresh Rate 180Hz 180Hz 180Hz Life Time(hours) 100000 100000 100000 "Communication UTP(TCP/IP) UTP(TCP/IP) UTP(TCP/IP) Method" Optical Fiber Optical Fiber Optical Fiber Unit Board Weight 1. 0kg 1. 5kg 2. 0kg MTTF 5000hours 5000hours 5000hours Blind Spot Percentage 0. 1? 0. 1? 0. 1