With Calex Variotone LED bulbs you can change the colour temperature from 2000k-2700k, giving you control over the ambiance of your home. They come in a range of styles including Candle, GLS, Golfball and Reflector. You also have a choice of E14, E27 and GU10. They work in any set up with dimmers installed. High quality, high CRI rated Calex Variotone bulbs also available so you can be sure of the performance of these bulbs.