Clear glass with exposed gray filaments Dimmable Replaces 40-Watt incandescent bulbs 15,000 life hours Medium (E26) base UL rated for damp locations Suitable for enclosed fixtures Title 20 listed Experience the warm, inviting ambiance of the Satco S11521 LED A19 Filament Bulb. This dimmable LED bulb features a sleek, clear glass design and gray spiral filament that seamlessly integrates into any vintage d'cor. The gray filaments are designed to provide an authentic, eye-catching appearance that create a relaxing ambiance perfect for living rooms, bedrooms, and anywhere you want to unwind. This energy-efficient lamp delivers a stunning 500 lumens of light, equivalent to a 40-Watt incandescent bulb, while consuming just 6-Watts of energy. Indulge in the natural, cozy glow of 2700 Kelvin soft white illumination, featuring a high CRI that reproduces brilliant colors in their truest form. Versatile with a medium base, this classic bulb illuminates lamps, ceiling fans, sconces and more. UL Listed for damp locations and suitable for use with enclosed fixtures, this versatile bulb can be used outdoors, making it the perfect choice for porches, patios, and outdoor living spaces. Elevate your living spaces and reduce your energy consumption with the LED technology with the Satco (S11521) LED A19 Filament Bulb.