10,000 Lux at 18" or 5,000 Lux at 28" Dimmable from 100% to 20% for your comfort Safe for use with no UV or dangerous after-imaging HD Color Technology with 96CRI and 5900 Kelvin
I have SAD and my grandson was depressed, until purchasing the UltraLux® II and desklamp, using for only 20 minutes each day. We are new people! 100% better.. More energy, more concentration, and more fun in our lives.