From the box:

* Provides up to 2,500 LUX of Natural Spectrum (R) daylight to combat the effects of seasonal change, "Winter Blues", shift work, jet lag, malaise and fatigue

* Cues the body's natural energy enhancers, improving mood, energy levels, and creating an overall sense of well-being

* Gently helps the body calibrate and stabilize, reducing fatigue and lethargy, improving focus and concentration

Measures approximately 9" h x 4 3/4" w x 2 3/4" d

Box has wear from storage