Spiralux Compact Fluorescent Bulb

The world's only patented full-spectrum natural lightPatented, 20-watt Spiralux bulb produces beautiful colors, blends flawlessly with natural light, and lasts about?8 times longer (8,000 hours) than a regular 100-watt bulb (avg. 1,000 hours). Spiralux requires no fancy installation. Simply screw the unit into any medium-based socket. Use it anywhere you would use an incandescent bulb Perfect in aviaries or near your bird's cage. Great for reptiles, too