OttLite 15ED12R 15w Edison HD CFL Swirl Bulb OTTLITE-Natural Daylight Light Bulb Ottlite TrueColor light bulbs making lighting clear and comfortable and help reduce eyestrain Plus you get superior color rendering and each bulb is energy efficient Replaces 60 watt incandescent bulbs Fits most standard light sockets Low heat and low glare illumination helps reduce eyestrain Perfect for reading, creating and office spaces Energy efficient 15w bulb - rated to last up to 10,000 hours - bulb type S