Includes patented photo-control system for nighttime. 150 degree motion activated. Detects motion up to 9.1m away. Provides up to 80% energy savings. Made from black metal construction with seeded glass. Satin black colour. 24cm . W x 18cm . D x 34cm . H (2kg.). The convenience of having light when you need it not when you don't makes it easy to save on energy costs.