TCP Fluorescent Twin Tube PL Lamp, 13W (800 Lumens) Soft White (2700K) 2-Pin (GX23 base) Manufacturer: TECHNICAL CONSUMER PRODUCTS Manufacturer Part Number: 32013 Compact Cf13 Pl Type 13 Watt 2700K Warm Color - 611014 Please NOTE: This lamps has a 2-Pin GX23 base Non Dimmable Lifetime: 9.1 years Watts Used/Lumens: 13 Watt/800 Lumens Estimated Annual Energy Cost to Operate (based on 3 hrs/day): $1.57