THREE-WAY BRIGHTNESS: Features adjustable light output of 50/100/150-watt equivalent, perfect for customizing room illumination to your needs ENERGY EFFICIENT: LED technology provides soft white 3000K illumination while using significantly less power than traditional incandescent bulbs COMPATIBILITY: Standard E26 base fits most common household light fixtures and lamps with 3-way sockets LONG LASTING: Durable construction and advanced LED technology ensure extended performance and consistent light output CONVENIENT PACK: Set includes 4 identical A19 bulbs, making it perfect for updating multiple fixtures or keeping spares on hand Illuminate your space with these versatile 3-way LED light bulbs that offer three distinct brightness levels - 50, 100, and 150-watt equivalents. The soft white 3000K color temperature creates a warm, inviting atmosphere perfect for reading, relaxing, or any indoor activity. These A19 bulbs feature a standard E26 base that fits most common light fixtures. The 4-pack ensures you have enough bulbs to upgrade multiple lamps or fixtures at once. With their adjustable brightness levels, these bulbs let you customize the lighting to match your needs throughout the day - from bright task lighting to softer ambient illumination. The LED technology provides consistent, flicker-free light while using significantly less energy than traditional incandescent bulbs. Their durable construction and quality components ensure reliable performance for your everyday lighting needs.