A smart way to save energy! Lasts 5 years (Guaranteed to last 5 years based on rated life at 4 hours consumer use per day at 120V). Energy Star. 13 Watt = 60 Watt. Light Output: 825 Lumens. Energy Used: 13 Watts. Life: 8000 Hours. Contains: 1 Bulb (Spiral). 38 US Dollars 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 eight 60 watt Soft White incandescent bulbs (rated life 1000 hrs)]. UL Listed. Made in China.