These Philips double-turn lamps are designed for commercial and domestic environments and are ideal for emergency lighting, compact fixtures, downlights and other similar applications. They are compatible with most existing fixtures with a 2 pin G24d-1 cap size. Using only 10 watts and giving an output of 600 lumens in a cool white colour, this is a great energy saving option that could reduce your energy consumption by up to 80% with an impressive long life of 10,000 hours.