This 25 watt T8 linear fluorescent lamp with a medium bi-pin base is available in either a "cool white" 4100 degrees Kelvin color or a warmer 3000 degrees Kelvin color. It is 36 inches long.
Rated Lamp Life: 20,000 hours
Manufacturer Model #: F25T8/TL741 (4100 deg. K) or F25T8/TL730 (3000 deg. K)