snap frame A4,A3,A2,A1,A0 acrylic led light box 1.Any size can be ... be opened to change poster snap frame A4,A3,A2,A1,A0 acrylic led light boxDataProduct nameLED Light BoxModel No.KT ... as light source,high brightness3.Long life span:more than 20,000hours4.customed logos/images and any size are welcomed5.snap ... opened to change posterBack side snap frame A4,A3,A2,A1,A0 acrylic led light box