1.Ultra thin 2.Change graphics easily 3.Frameless acrylic picture frames 4.Edge lit with LEDs 5.Sizes A0, A1, A2, ... : 1: Acrylic frame LED light box 2: Fashionable appearance 3: High quality optical acrylic sheet lens, even illumination light guide panel(LGP ... signboard display, gift show, showcase, product exhibition, indoor advertising poster frames, movie poster display, etc.