... in the fiirst 1000hours 5. Lumen value: 240lm(6000k) 6. Light color: Warm white<2500K-3500K>; Neutral white: <3500K-5, 000K>; Cool ... 000 hoursRelevant Certificate CE, RoHS,Warranty 2 years Optical Data :Light Color Warm White, Neutral White, Cool White,R,G,B,Y ... lighting, office work station 3. Back lighting, step lighting, light boxes 4. Merchandising, exhibition stands, and panels Our service:1 ...