... .harmless,green,enery-saving .CE RoHs approval .>50000hrs life span 3W led crystal ceiling downlight PLY-TH-0141Specificationoptional color: RGB,BLACK,WHITESize ... elegant design, suitable for commercial lighting.3, Use high brightness LED, high lumen out-put.4, Built-in the driver, work ... . Display case accent4. Artwork lighting5. Restaurant, hotel, office, hospital 3W led crystal ceiling downlight