The Keystone Essential Series LED General Purpose A-shaped bulbs are energy-efficient LED A-lamps for any application. Available in numerous wattages and color temperatures, allowing you to replace 40W, 60W, 75W, 100W and 3-way incandescent bulbs with equivalent light and in 2700K, 3000K, 3500K, 4000K and 5000K for most lamps. Also available are the Keystone 90+CRI LED A-lamps for superior color rendering.