Satco S1902 4100K 6-Watt Mini Bi Pin T5 Preheat Lamp, Cool White Manufacturer: SATCO PRODUCTS Manufacturer Part Number: S1902 Saco Preheat Linear Fluorescent Lamp, T5, 6 Watts, 4000K, 62 Cri, Mini Bivin, 9 In., 10 Per Box - 2491710 5000 Average rated hours 6-Watt mini bi pin 4100K cool white