Topaz LED mini reflectors with GU10 Base are the most efficient alternative to traditional halogen lighting with up to 90% energy savings while offering an 80 CRI. This 5000K lamp has a 40° beam angle and features advanced thermal management and optics while providing cool operation and uniform light distribution. With an average rated life of 15,000 hours these lamps are Ideal for spot accent track lighting in retail, residential, and commercial applications.