GE, Pack, F15T8/PL/AQ6K, 15W, Soft White Light Color, White Bulb Color, T8 Shape, Plant/Aquarium Lamp, Med Bi Pin Base, Dimmable (If Used With Dimming Ballast), 700 Lumens, 2500 Kelvin Color Temperature, CRI=78, 3 Year, 7,500 Hours Rated Life, MOL=18", Sleeved.