The light bulb ENERGY SAVER with a E14 (thin) base and a candle twisted shape has a power consumption of 28W and a light output of 310 lumens. It uses energy-saving halogen technology and is classified with energy efficiency class D. The low light temperature of 3000K means a cosy lighting, due to its warm white luminous colour. This is traditionally used for living rooms, bedrooms and dining areas. This dimmable light bulb allows the flexibility to vary between several levels of brightness.