The OSRAM DULUX L 40W/865 is a compact fluorescent lamp with a 2G11 4-pin base, designed for use with electronic or conventional control gear. Its double-turn tube design makes it shorter than standard fluorescent lamps, perfect for commercial and industrial settings. Producing a crisp 6500K cool daylight color, it's ideal for offices, shops, supermarkets, hotels, and more. This lamp is also dimmable with compatible systems and provides a good color rendering index.