1.High output fluorescent lamp 2.Rapid Stard 2,Cap:R17D/RCD 3.Power:40W-125W, length 48"-96", 4.Tube diameter T8 High output fluorescent lamp. Ideal for use in offices with high ceilings and for applications where a high lumous flux is required.We can supply varieties of color temperature: 2700K (WW), 4100K (CW), 6500K (DL), and varieties of phosphor: halophosphor, 70 series (mixing phosphor) & ...