The Ultralux II Light Box has the highest Lux rating per square inch of any full spectrum light therapy unit on the market; 10,000 Lux at 24" and 5,000 Lux at 47". It is versatile with an easy-lift handle for greater portability. Safe and effective dual switching allows 50% or 100% power settings. The unit measures 13.75" x 13.25". It is designed for desk or table-top applications as well as applications where you need to be on the move. Simply remain within 60" of the unit. The unit uses a lightweight aluminum frame and case that weighs only 7 pounds. Learn More