Item Unit Parameter Resolution of Module dots 64×32 HUB 75B Module Size mm 256×128 Module Weight kg 0.35 Pixel Configuration SMD2121 1R1G1B Drive IC MBI 5020 Chip Brand of LEDs Epistar Pixel Density dots/sqm 62,500 Brightness (White Balance) nits(cd/sq.m) ≥1100 Scan Mode 1/16 Scan Viewing Angle deg. 140/70 Module Maximum Power W 20 Avg. Power Consumption W/sq.m 300-350 Power Supply AC 110/220V Refresh Rate Hz/S 1,500 Gray Scale 4096 grades gray Display Color 256*256*256 Defective Dot Rate <0.0001 Life Span hours 100,000 MTBF hours >5,000 Storage Temperature ℃ -35 -- +80 Working Temperature ℃ -10 -- +50 Working Humidity 10-90%RH Warrenty 2 Years