Westinghouse 3104100 Dimmable Energy Star Recessed LED Downlight with Medium Base Socket Adapter, 8W/4", Warm White ENERGY STAR rated and quick, safe and easy to install Smooth baffle which fits standard and shallow housings both IC and non-IC recessed housings (housing not included) Compatible with most dimmers, rated for damp locations and can be used both inside and outside. Includes a medium base socket adapter for quick and safe installation to a medium based recessed housing. LEDs contain no harmful mercury