The 2w signature led g4/bi-pin 4000k light bulb gives off 200 lumens of 4000k natural white light. offering neutral illumination, this bulb is perfect for use in high-traffic rooms and workspaces. Use this bulb on chandeliers placed in living rooms, kitchens, or bathrooms. This bulb has a color rendering index of 80 and a long lifespan of at least 15,000 hours.