This T5 Cirline Bulb Efficiently Utilizes Only 22 Watt Of Energy To Produce A Warm White Light Emits A Bright Yet Comfortable 1900 Amount Of 3000K Light And Comes Equipped With A 2GX13 Base These Long Lasting General Purpose Lamps Average Up To 10000 Hours Of Three Hour Day Operations Ideal For A Wide Range Of Settings From The Household, The Office, Retail Locations, Diners And More Outlives, Outperforms, And Replaces Your Typical Incandescent Equivalent Lamp While Significantly Cutting Energy Costs