Miniature Halogen Bulb, T3-1/2 Bulb Shape, Axial (PK22s) Bulb Base Type, Halogen, 1950, Wattage Equivalency 100W INC, Watts 100W, 12.8V AC, Trade Number H3-100, Bulb Primary Application General Purpose, Bulb Type Miniature, Indoor/Outdoor Usage Indoor Only, Light Color Clear, Bulb Finish Clear, Bulb Housing Glass