Voltage 6, Wattage 20, Base G4, Shape T2.5, Life Hours 2000, Kelvin 2850, CRI 100, Color CLEAR, Filament C-6, 000866, Manufacturer: Ushio Reichert/American Optical - 11148 - Q20T2.5/CL-6 Replacement Light Bulb - Equipment to Lamp - 000866 - Manufacturer: Ushio