size:as you want or OEM span life:50000hours environment:indoor or outdoor material:aluminium or acrylic World Vision magnetic light box has really resolved the disadvantages like problems of plate fixed and flexible of other similar products. Size in millimeterSize in inchesPower consumption(w)840*594(A1)33inch*23inch18W420*594(A2)17inch*23inch13W420*297(A3)17inch *12inch9W700*500(B1)28inch* ...