Introducing the OttLite 25ED420 25W SWIRL Screw in Light Bulb, designed to provide natural light that is gentle on the eyes. This compact fluorescent lamp has a true color color temperature and a lumen output of 1600, making it an energy-saving option for your lamps and lighting fixtures. Its spiral shape and screw connectors make it easy to install, and with a bulb life of up to 10,000 hours, you'll enjoy long-lasting illumination. The OttLite 25ED420 is a brand new, sealed product and is perfect for use in any room of your home.