Incandescent Bulb, Bulb Base Type Screw Terminals, Bulb Housing Glass/Metal, Bulb Shape PAR36, Bulb Finish Clear, Color Rendering Index 100, Color Temperature 2700K, Lumens 8,750 lm, Light Technology Incandescent, Shatter- No, Trade Number 4509, Voltage 13V AC, Watts 100 W, Bulb Beam Angle 10 Degrees , Rated Life 25 hr, Dimmable Yes, Light Color White, ANSI Code 4509, Indoor/Outdoor Usage Indoor/Outdoor, Overall Length 2 3/4 in, Light Distribution Spot