A0,A1,A2,A3,A4 LED Outdoor Single Side Light Box advertising used aluminium ... and clear acrylic. Ultrathin,portable,low power A0,A1,A2,A3,A4 LED Outdoor Single Side Light Boxoutdoor slim led light ... )Visible size(mm)Power(W)Net Weight(kg)Pack size (L/W/H:mm)single sideddouble sided337×460A3 (297 x 420 ...