The Crompton 6.5W LED Dimmable Clear candle light bulb is an excellent energy and cost saving replacement lamp. It has an impressive A+ energy rating,15,000 hour life span and 7,500 switching cycles with a colour temperature of 2700K that produces a warm white light. It is the equivalent to a 40W incandescent and has 470 lumens with a clear finish and a BC-B22d bayonet (22mm) cap base. It uses DuoDim Technology and is compatible with both leading and trailing edge dimmers. For Indoor lighting use only.Please visit the manufacturer\'s website for up-to-date dimmer switch compatibility lists for this Crompton Lamps LED Candle 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 Candle Light Bulb.