Incandescent Bulb, Bulb Base Type Single Contact Miniature Flanged (P13.5s), Bulb Housing Glass, Bulb Shape B3-1/2, Bulb Finish Clear, Color Rendering Index Not Applicable, Color Temperature 2400K, Lumens 5 lm, Light Technology Incandescent, Shatter- No, Trade Number PR6, Voltage 2.47V AC, Watts 0.741 W, Bulb Beam Angle Not Applicable, Rated Life 30 hr, Dimmable No, For Enclosed Fixtures No, Three-Way No, Light Color White, Indoor/Outdoor Usage Indoor Only, Overall Length 1 1/4 in