Voltage 12, Wattage 100, Amps 8.33, Base GZ6.35, Shape MR16, Overall Length (mm) 42, Life Hours 50, CRI 100, Filament C-8, 54189 Manufacturer: Osram-Sylvania, Xenophot HLX Reflector Efos - 3020 - EFP Replacement Light Bulb - Equipment to Lamp - 54189 Manufacturer: Osram-Sylvania - Xenophot HLX Reflector