Model Number: PJ P4 8S-13 Key Specifications/Special Features: Strong R and D strength, 12,000 square meter standard workshopCertifications: ETL, CCC, UL, CE and ISO 9001:2008LED display production capacity per month: 5000 square meters (3 years warranty)Best viewing distance: 1-20 metersCustomized is accepted Parameter/pitch P4 LED SMD1921 Color 1R1G1B Pixel dot 62500 Box size (mm) 512x512 Module size (mm) 256x128 Module resolution 64x32 Scanning mode 1/16 Visual angle 160°/110° Average power consumption (W/m) ≤1000 Maximum power consumption (W/m) ≤2000 Refresh rate (Hz) ≥300 Brightness (cd/m) ≥6000 Color processing ability 16bit Working voltage 220V±10% or 110V±10% Lifespan >100,000 hours