... RoHSWarranty 2 years Optical Data :Light Color Warm White, White, R,G,B,Y Color Temperature 2700k-6500kLumen/Watt2300lm±100lm CRI Warm white: 85 ... , high luminous efficiency,about 80%-90% light utilization rate; b.High brightness with long lived performance about 50,000 hours ... , durable and flexible.;f.Safe and easy to assemble. g.color is available according to the customer's requirement.