Triangle Bulbs T30133 (8 pack) - F15T8/WW, 15 Watt, T8, 3000K Cool White, 18" Straight Linear Fluorescent Tube Light Bulb, 8 Pack Pack of 8 linear fluorescent Bulbs Color Temperature: 3,000K Warm White Average Lifetime: 12000 Hours Lumens (light output): 760 Bulb Length: 18"