Bluemax 70w Floor Dimmable Floor Lamp (Bronze) Patented 6 color blend produces the highest CRI of any full spectrum lamp at 96 CRI. Patented dimmable flex arm lamp for ideal comfort. Powerful, energy-saving 70w lamp produces 4,300 lumens of brilliant full spectrum light equal to 300 watt halogen bulb. Can be used for both light therapy and as high quality reading lamps producing 10,000 lux at 18" and 5,000 lux at 28". Bulbs last up to 10,000 hours