• Set includes Three 36-Watt Compact Florescent Light Tubes.
• The three-light setting provides 10,000 lux at 12\". The two-light setting option is convenient for ambient lighting.
• 4000 Kelvin Color Temperature
• Compact fluorescent 3 x 36 watt compact fluorescent package
• The bulbs generally last about 20,000 hours or 2-3 years. The manufacturer advises that users replace their bulbs every third season.
• Please consult a physician before exposure to any bright light source

The Three bulbs in the Daylight Seasonal Affective Disorder bright light therapy lamp provide 10,000 lux light level as opposed to normal office lighting which ranges from 250 to 500 lux. A great source of ambient lighting, Daylight light therapy box goes anywhere you do to create a warm, sunny atmosphere, or to light up dark corners of a room and fits conveniently into carry-on luggage.