Voltage 12, Wattage 20, Base BRACKET WITH DOWEL, Shape T3, Overall Length (mm) 60, CRI 100, 451201 F10, Adapt and Bulb Manufacturer: Generic Mentor - G10/GH12 (Bulb & Adapter) - 451201 Replacement Light Bulb - Equipment to Lamp - 451201 F10 - Adapt and Bulb - Manufacturer: Generic