13 watt 20.6" T2 Designer 4,100K 800 Series Subminiature Fluorescent Sylvania Light Bulb
Case Size: 20 Light Output: 930 lumensEnergy Used: 13 wattsAverage Lifetime: 10,000 hoursBulb Type: T2Base Type: AxialColor Temperature: 4,100KCRI: 80Length: 20.6 inches