These Dimmable Opal Finish Energizer LED GLS Bulbs replicate traditional halogen bulbs in appearance and output, whilst offering an 85% energy saving versus their halogen equivalent. The bulbs are a true retro fit design, provide instant, flicker-free light and have an average rated life of 15,000 hours. This Energizer LED GLS Dimmable Bulb has the following specification Fitting ES (E27) Input Wattage 9.2W (60W equivalent) Lumens of Light 806 lm Switching Cycles 40,000 Average Rated Life 15,000 hours Colour Temperature 2,700K (Warm White) Lamp Dimensions 60 x 110mm Dimmable Yes Rated F