This 5W LED filament GLS light bulb from Crompton Lamps is given a reflective crown silver finish, which directs light backwards into the fitting.It is ideal for use in light bulbs and fittings where a reduced glare is needed, such as vanity mirror frames and decorative lighting.The distinctive crown silver is matched by the LED filaments, which provide the traditional look of incandescent light bulbs, and all the brightness, but using only a fraction of the energy. The light bulb offers a bright 470 lumens of warm white 2700K light, and its ES-E27 Edison screw (27mm) cap retrofits to existing light fittings. Its long 15,000 hour life means it will be years before this light bulb needs replacing again.This light bulb is fully dimmable, and DuoDim™ technology ensures that it is compatible with both leading and trailing edge dimmers. Please see the manufacturer\'s website for more details.Dimmable - Compatible with both leading and trailing edge dimmers. Also known as an A60 light bulb.Please visit the manufacturer\'s website for up-to-date dimmer switch compatibility lists for this Crompton Lamps LED GLS light bulb before purchase.To find the answers to some common questions about LED dimming, please read our guide Dimming for Dummies.Need more help in choosing a suitable light bulb? Read our guide What is a GLS Light Bulb.