This PAR38 bulb packs 1000 lumens of light into its 25,000 hour lifespan, meaning you get to cash in on up to 80% savings compared to the halogen competition! Its U-shaped reflector maximizes the brightness, while the full-face optics provide superior beam control. And don't worry—this PAR38 is UL listed for damp and wet locations and fits in most enclosed fixtures, so you can use it either indoors or out!