Osram E27(Screw) 21W Energy Saving Bulb

Compact fluorescent lamps by OSRAM has high level of economy. They have an impressive average service life up to 20 times longer and consume considerably less energy by up to 80%. Because of their higher efficiency they can be operated very economically and soon make pay for themselves.
Compact fluorescent lamps by OSRAM also reduce CO2 emissions in comparison to similar incandescent lamps by up to 80 % – an active contribution to climate protection combined with incredible cost reduction.