Compact Fluorescent 4 Pin Double Tube 18-w *Sub Brand: Dulux D/E *Watts: 18 watt *Bulb Shape Type: T4 *Three Way Bulb: No *Diameter: 1.38 in. *Length: 1.38 in. *Product Type: CFL Bulb *Light Color: Natural White *Bulb Type: Tubular *Color Temperature: 3500 K *Number in Package: 1 pk *Volts: 120 volt *Packaging Type: Boxed *Lumens: 1150 lumens *Average RatedLife: 12000 hr. *Indoor or Outdoor: Indoor *Dimmable: No *Bulb Base Type: G24q-2 *Commercial or Residential: Commercialand Residential *California Title 20 Compliant: Yes *Color Rendering Index: 82 CRI