Ecosmart LED Bulb 4" Downlight Powered By Cree 9.5-watt (65 W Equiv) 35000hrs 2700k Dimmable Brightness: 575 lumens Estimated yearly energy cost: $1.14 (Based on 3 hrs/day, $0.11/kWh. Costs depend on rates and use.) Edison Base Life: 32.0 years (Based on 3 hrs/day) Light appearance: 2700K (soft white)