This C20000/5K/LED corn cob-shaped LED light bulb from Feit Electric provides maximum illumination for large rooms, barns, or anywhere you need more light. Each bulb comes with a mogul base adapter to easily upgrade HID non-ballast fixtures to LED. Energy-efficient LED technology puts out an ultrabright 20,000 lumens using just 150 watts - saving up to 85% in energy costs over equivalent 1,000 watt incandescents. These bulbs have an average life of 35,000 hours/32 years, are ROHS compliant, and are 100% Mercury-free. | Feit Electric | | Feit Cylinder E26 (Medium) LED Bulb Natural Light 1000 Watt Equivalence 1 pk | Best Buy