The 13.5-watts Dimmable LED Light bulb by Feit Electric is a 75-watt light bulb replacement. It's 650-lumens brightness lasts approximately 36 years and has a long-lasting 40,000 hours lifespan. It is high power and mercury free, great for tracks and recessed applications. The bead spreads approximately 38-degrees. Comes packaged in a 4" x 5.15" x 4" box.