The Sylvania Silverstar Ultra H11 55W Head Light Low Beam bulbs provide warm white light with a color temperature of 4100K. These high-quality light bulbs are designed for low beam use in headlights, featuring a wattage of 55W and a lumens output of 1800 lm. They come in a set of two bulbs and are compatible with vehicles that require H11 bulbs. These road-legal and DOT-approved bulbs are also CAN bus compatible and include a ballast for easy installation. Made in Germany, these halogen bulbs have a bulb life of 200 hours and come with a 1-year manufacturer warranty. Upgrade your vehicle's lighting with these reliable and efficient Silverstar Ultra bulbs.