Voltage 12, Wattage 50, Lumens 1600, Base G6.35, Shape T3, Overall Length (mm) 44, Life Hours 50, Kelvin 3400, CRI 100, Color CLEAR, 54249 (64610HLX), HLX Xenophot Manufacturer: Osram-Sylvania Nikon - NF505 - BRL Replacement Light Bulb - Equipment to Lamp - 54249 (64610HLX) - HLX Xenophot - Manufacturer: Osram-Sylvania