E27 5w 30w dulux intelligent longlife 20 000 h osramthis compact fluorescent bulb delivers a high light yield with up to 80 savings in electricity the light bulb sockets e14 and e27 allow for a simple replacement furthermore this bulb has an excellent colour reproduction and wonderful distribution of light warm comfort light and cool white new patented quick light technology very compact dimensions the average lifespan amounts to up to 20 000 hours which corresponds with up to 20 ye