Offering low power comsumption whilst ultimate in energy-efficient, LED light box uses a small amount of engery and has low maintenance requirements. Compared that to traditional fluorescent light box which requires light tubes replacement regularly and waste more engergy, LED slim light boxes are proven to be more effective on costs. Ideal for retail business who requires to change the posters frequently such as restaurants, coffee shops, cinemas, clothe stores etc. The LED light box is very light in weight and the posters can be easily changed by a saleslady, no tools required at all. Engergy and cost effective, easily operated and fantastic advertisings, that's a Slim LED Light Box. All the materials are in full compliance with CE, SGS, RoHs, UL requirements which enable us to give 2 years warranty.