... lit with LEDs -Sizes A0, A1, A2, A3, A4 and custom sizes Product LED crystal photo frameMaterial crystal frame,acrylic ... sheet, light guide plate,LED lights,etcthickness8-12mmframe colorwhite, blackCharacteristiclong life span, at ... consumption and environmental protection, save 70% energy compared with triditional ones. 3) Crystal light box has an ...