The EcoZone BioBulb, whiter than white bulb gives out light similar to natural daylight. It’s not as harsh as standard bulbs and doesn’t even flicker. It’s easy on the eye too so it’s great if you’re reading, writing or sewing. The BioBulb acts like natural sunlight, which we all know makes us feel happy, gives us more energy and even helps us sleep better at night. Biobulb uses 75% less energy than standard incandescent light bulbs, so it saves energy and is kind to your pocket too. That’s not all; Biobulb gives off less heat than a standard bulb and lasts up to 10,000 hours, helping reduce the planet’s electricity use! Features 20 watt (equivalent to 60 watt incandescent light bulb 1530 lumens) Colour temperature of 6400k (standard bulb is 2700k–3000k) Colour rendering index of 85 B22 Large Bayonet Fitting (standard in the UK) Not Dimmable Dimensions 125mm x 62mm