... 2 years Optical Data :Light Color Warm White, White, R,G,B,Y Color Temperature 2800-3000K / 4500-6000K / 7000-9000K ... is a professional LED Lighting manufacturer which integrates R&D, production, marketing and service. Since our company was founded, we have ... we have accumulated rich experience in LED lighting design, R&D and production, and formed an office. We develop two product series: commercial ...