4w led dimmable filament retro candle light bulb. Their retro-inspired filaments replicate that of a traditional radio valve light bulb while using a fraction of the energy. They produce equivalent light output to 40w standard bulbs. These top-quality bulbs utilize the latest in led lighting technology. Ideal for use in kitchens, dining rooms, hallways, living rooms, hallways, bedrooms, and more. Bulb Temperature: Warm White