Incandescent Bulb, Bulb Base Type Double Contact Bayonet (BA15d), Bulb Housing Glass, Bulb Shape T7, Bulb Finish Clear, Color Rendering Index Not Applicable, Color Temperature 2800K, Lumens 108 lm, Light Technology Incandescent, Shatter- No, Trade Number 15T7DC-120V, Voltage 120V AC, Watts 15 W, Bulb Beam Angle Not Applicable, Rated Life 1,000 hr, Dimmable No, For Enclosed Fixtures No, Three-Way No, Light Color White, Indoor/Outdoor Usage Indoor Only, Overall Length 2 1/4 in