GE Lighting 87419 Reveal Bright From The Start CFL 25-watt 1375-Lumen A23 Light Bulb with Medium Base, 1-Pack 100 watt replacement uses only 25 watts 1375 lumens providing clean, beautiful light Lasts 5.5 years based on 3 hours per day usage Estimated yearly energy costs 3.07 based on 3 hours per day 0.11 per kWh 2500K soft white light appearance