Philips 872790093175400 is a halogen luster bulb with E27 cap, providing a sparkling natural light in a decorative luster bulb shape. It offers double the lifetime of standard incandescent lamps, and can be dimmed down to a warm glow for perfect ambiance. With its instant light feature, you'll enjoy maximum brightness immediately upon switching it on. This bulb is fully compatible with any luminaire designed for similar incandescent lamps.