Cree LED bulbs are engineered to work better and last longer. They feature beautiful light that provides exceptional color quality, making the colors in your home appear vibrant, rich & natural. Designed to last more than 22 years (25, 000 hours), they are dimmable and good for use anywhere you would use a traditional light bulb, even fully enclosed fixtures. All Cree LED bulbs are backed by a worry-free 100% performance satisfaction . Because when a light bulb is designed to be in your home for decades, better light is worth it.