Light source£º High power 3w Led, 36 pcs of leds, each led is full color changing, by 3-in-1 technology. Average life: over 50000 hours. Light output: 5019 lm. Lux: 4930 at 2m distance (RGBW color at full output, 15¡ã) Feature£º Strict evenness of chromaticity distribution. Strict smoothness of Lux transition, no mottle mark, no visible correlated-dark speck.