The Day-Light Classic Plus is a clinical bright light therapy lamp that meets all expert requirements for therapeutic use * Bright light therapy is the 1st recommended line of treatment for the Winter Blues * 10 000 LUX at 12-14 * 99.3% UV blocked * Color Temp: 4000K / CRI: 85 * Meet all expert guidelines for clinical bright light therapy * Slightly larger enclosure - increased field of illumination than the #19079 * Improved ventilation - better heat dissipation * Four easy-access screws vs 9 to remove lens for quick bulb changes * Power button on the side - clean unobstructed profile * Easier to adjust angle/height & features four height settings vs three - improved flexibility for users * Attached single pedestal stand vs two indindependent legs - better stability & greater ease-of-use * Use same key components: ballast lens material & bulbs * Two modes - Therapy (3 bulbs) or task (2 bulbs) * 5 year warranty