Greenlite LED 3-Way Bulbs.
3 Pack
. 4w/8w/14w
EnergyStar: 40/60/100W equiv 25k hrs
500/1000/1500 Lumens
Rated: 22.8 years at 3 hours/day
3000K warm light style
Yearly estimated cost: $1.69 (3 hrs/day @ 11 cents/kWh)