... and safety.Frame: aluminum, durable (8years)Surface: honeycomb aluminum panel, light, anti-strong hit, anti-glare, excellent project effectiveness, ... .com ModelIE-12001BDescriptionWith black aluminum alloy frame, aluminum honeycomb panel, coated by Nano material, no radiation, anti-glare, ... Area(mm)2225*1251Board Size(mm)2502(L)*1468(W)*49(D)Net Weight27 kgsGross Weight33kgsWorking Temperature-10~+ ...