Fluorescent Lamp, F15T8/DL/PH/G13/STD, 15 W, 2-Pin Medium G13 Lamp Base, T8 Linear, 800 lm, 30000 hr Average Life, 75 CRI, 6500 K Color, Preheat Start, Tri-Phosphor Coated, 1 in Dia x 18 in L, 14 deg F Minimum Starting, 60 Hz Operating Frequency, Daylight Deluxe Light