T8 type 15 Watt fluorescent tube, 1'' dia tube.G13 medium bi-pin cap
18inch 6500K daylight color temperature.CRI 82 brings high definition natural lighting,perfect for aquarium fish tank, plant light, reading,office space.
F15T8/DL makes 940 lumens full spectrum and high transparency lightin
12,000 Hours lifespans. If the ballast in the fixture fails, it will cause the bulb to not light up
The ballast inside of light fixyure already failed, it will be cause to bulb not light up. If a new bulb light keeps flickering,dimming or not fully light up, please consinder change FS-2 fluorescent starter