A smart way to save energy! 20 watt = 75 watt. Light Output: 1200 lumens. Energy Used: 20 watts. Life: 8000 hours. Contains: 1 Bulb (spiral). Lasts 5 years (Guaranteed to last 5 years based on rated life at 4 hours consumer use per day at 120V). Energy Star. $44 in energy savings (Electricity cost savings based on using the bulb for 8,000 hr rated life at 10 cents per kilowatt hour compared to ten 75 Soft White incandescent bulbs [rated life 750 hrs]). UL listed. Made in China.