With the equivalent output of a 50W halogen GU10 this Crompton 35Deg 4.5 Watt SMD GU10 LED is the perfect retrofit replacement for display accent and directional lighting in museums and retail outlets hotels and restaurants exhibition halls and showrooms. As a robust and energy efficient lamp lasting 15000 hours this Very Warm White Non-Dimmable LED boasts good colour rendering and is suitable use in for fire rated downlighters. This lEd is for indoor use only.