SAD light therapy lamp produces brighter but soft light to treat Seasonal Affective Disorder, keep you in good health mentally and physically, lift your sad mood when lack of sunshine.It's just like a window to get your sunshine.Color Temperature: 2800K-3200K(warm light) ;6000-6500K(white light). Illuminance:2000-12000LUX;6000 LUX(warm light);10000 LUX(white light).