Features Specifications:Sell Outdoor full color stadium LED display P22  CatalogO-PH22LED encapsulationφ5 LEDPixel pitch(mm)22Module size(mm)176×176Module resolution8×8Pixel configuration2R1G1BDensity of pixel(dot/ m2)2066Best viewing angleH: 120°V: 50°Max. power consumption (W/ m2) ≤650Luminance (CD/ m2) ≥4000Driving modeStatic constant currentWorking voltageAC 220V/50HZWorking environment Temperature: -40oC~ +60oC; Related humidity: 10%-95% Grey scale / color4096 grades for R, G and B, Display ≥16.7M colors (synchronized)Brightness adjustmentManual adjustment: 256 levels, Automatic adjustment: 8 gradesControl system Synchronous/off-line control system; Network cable or optical fiber transmission MTBF10000 hoursLife-span100000 hours