This Dimmable 5W SMD LED GU10 from Crompton Lamps is a fantastic product that is both energy and cost efficient. A direct replacement for a 50W halogen GU10, this LED version consumes only 5W to produce 390 lumens of crisp cool white light (4000k), while the full glass body maintaining the same aesthetics of it\'s halogen counterpart.With a long 15,000 hour life span, the Crompton Lamps GU10 is a long lasting, energy efficient replacement. Please note that that it is only suitable for indoor use.The DuoDim™ Technology is compatible with both leading and trailing edge dimmers.15000 hour lifeEnergy efficientSuitable for fire rated downlightsFor indoor use onlyCompatible with both leading and trailing edge dimmers4000K cool light10,000 switching cyclesGU10 CapBeam angle of 35