These classic design CorePro LED bulbs combine the familiar shapes of classic incandescent bulbs with the benefits of long-lasting LED technology. These high lumen LED bulbs are a very easy choice for anyone looking for an LED replacement for conversion and retrofitting. They offer 90% energy savings compared to traditional incandescent bulbs. CorePro high lumen LED bulbs offer excellent light quality. You get energy-saving LED lighting with a 15,000 hour lifespan to reduce maintenance costs.