... ,000hrs life span Product name: Snap Open frame Light Boxes, Snap Open frame Led Light BoxesPlace for usage: supermarkets, shopping mall, ... to 80% more energy efficient than conventional fluorescent lamp4. Light weight aluminum frame construction5. Long life span 50,000 Hours6. Thickness ... 1 Years warranty (Premium)Detailed Specification:1. 15mm, aluminum frame, can be black or silver color.2. Easy to ...