LED, 80W; 506 pcs x 0,15W, 3000K + 506 pcs x 0,15W, 6000K, 2835 SMD LED; effective lumens 3000K - 5335lm, 4000K - 5698m, 6000K - 5720lm; LED lumens 3000K - 9970lm, 4000K - 10530lm, 6000K - 10600lm; color temperature CCT by back switch 3000K-4000K-6000K