Emitting a Cool White colour temperature this Crompton LED GU10 light bulb is perfect for spotlighting in both domestic and commercial applications. This bulb is the direct replacement for Cromptons Energy Saving CFL 11W GU10 in a cool white output. (Quick Find - 10900). Being able to offer an even better extended 15000 hour lamp life compared to its predecessor aswell as the 80% reduction in energy usage. Rated at only 3.5 watts this new Crompton GU10 is able to offer the output of a standard 40 watt halogen light bulb. Manufactured by Crompton.