Designers Edge L-1760HPS 150-Watt High Pressure Sodium Commercial Flood Light, Bronze Heavy duty die-cast metal housing ensures long lasting durability Single high pressure sodium lamp included for a complete installation Produces 1500 lumens of light output, providing exceptional light in all commercial settings High pressure sodium lamps are very efficient and will save on costs and energy compared to halogens and incandescents Includes integrated ballast an back plate for easy installation and mounting