If you are looking for a strong, yet ambient glow from your light bulbs whilst achieving economy than these are the best choice for your needs. These Status LEDs are ideal for setting a leisurely mood in any venue, with a warm colour temperature of 2700K that replicates the old incandescent style bulbs. However, with an estimated lifespan of 25, 000 hours and A+ energy rating these light bulbs will not only outperform older technology, they are simply in a different class. Edison screw fitting.