TCP Fluorescent Triple Tube PL Lamp - 26 Watt (1700 Lumens) Soft (2700K) 4-Pin (GX24q-3 base) Please NOTE: This lamps has a 2-Pin GX24q-3 base Non Dimmable Lifetime: 9.1 years Watts Used/Lumens: 26 Watt/1700 Lumens Estimated Annual Energy Cost to Operate (based on 3 hrs/day): $3.14