Voltage 20, Wattage 150, Base GX5.3, Shape MR16, Overall Length (mm) 45, Life Hours 500, Kelvin 3150, CRI 100, Filament CC-6, GE Lighting 43537 Quartzline Multi-Mirror Burton - Cool Spot - DDL Replacement Light Bulb - Equipment to Lamp - GE Lighting 43537 - Quartzline Multi-Mirror