1. Aluminum housing with white outer surface, ultra-thin design conception. 2. Matched with a high efficiency constant current driver. 3. Energy saving, low heat, no UV or IR radiation, no mercury; 4. Recessed installation; 5. High quality PMMA diffuser with over 90% light transmition achieves even and soft light output. 6. Application: For ceiling or wall lighting. It can be used in shopping malls, hotel, meeting room, commercial theatre, museum and so on.