Made with clear glass, this pack of three 4 watt round LED filament bulbs boast high efficiency and low energy consumption. Featuring a small Edison screw cap fitting, these bulbs are designed to last up to 15,000 hours and provide instant full light at the flick of a switch.* Bulb Colour: Warm White* Dimmer: Not dimmable* Energy Class: A+* Lumens: 470Light your home in a versatile and environmentally friendly way with LED lighting. LEDs are very energy-efficient, using up to 90% less energy than incandescent bulbs and they also have a life expectancy of up to 50 times longer than traditional bulbs. LEDs have the advantage of producing a lot less heat, as well as offering the choice of a warm golden glow or a cooler white light, meaning you can find the best lighting tone to suit your home. There is an LED equivalent for most bulb cap types and bulb shapes that will be suitable for your light fittings.