Beautiful frame special for bank of ultrathin light box is our new patent products. The material is aluminium, unique decoration and flank sculpt Ultrathin: the thickness is 28MM, The weight is so light as 3.7kg for A2 size. Change picture easily for within 1 minute. Can be used as a decoration,display,exhibition,etc in many place like subway,shopping center,airport and so on. Structure: engraving light panel/aluminum frame/tube(T5/LED) made to order Material: Aluminum/Acryl Minimum thickness :28mm-45mm Light source available and long life-span T5 tube life: 15,000 hours LED life: 80,000-100,000 hours Color available Silver white, black, colorized or your choice for any Color Certification :CE,UL