Brightness Quality: 870 Lumens. Energy Info: $1.57 Based on 3 hrs/day, 11 cents/kWh. Cost depends on rates and use. 13 Watts. Has Energy Star Logo Is Energy Smart 120 Volts. Package Info: 1 Bulb Info: CFL Bulb Life: 11.0 Years Based on 3 hrs/day. Bulb Appearance: 2700 Kelvins. Misc: 1 soft white instant on general purpose CFL bulb. 60W replacement. Use only 13W. 11 year life (Based on 3 hours use per day). Comfortable, inviting light. A smart way to save energy. $62 energy savings per bulb (Electricity cost savings based on using the bulb for 12,000 hr rated life at 11 cents per kilowatt hour compared to twelve 60 watt incandescent bulb [rated life 1000 hrs]. Provides more light output [870 lumens vs 840 lumens]). UL listed. Self-ballasted lamp. Visit us on the internet www.GELighting.com 800-GE-Light. Limited Warranty: Guaranteed to last 6 years based on rated life at 3 hours consumer use per day at 120 V. (Details on the inside of this package). Made in China.