Bulbrite 473041 - 2PK - 40W - T3 - Candelabra Base - 120V - 2700K - 3,000Hrs - Dimmable - Frost - Krypton/Xenon Bulbs 40 Watt, 560 Lumen, 100 CRI, 120 Volt, 2700 Kelvin, 3,000 Average Rated Life Hours, Candelabra (E12) Base Dimmable Fully dimmable without performance loss; same bright white light as a Halogen using pure Xenon gas from Japan 2 - Krypton/Xenon T3 Frost Light Bulbs