Miniature Incandescent Bulb, Trade Number 912 24V, Bulb Shape T5, Bulb Base Type Glass Wedge (W2.1x9.5d), 24 Voltage, General Purpose, 13.0 Watts, 1000mA Bulb Amps, Average Bulb Life 1000 hr., 21 Lumens, Max. Overall Bulb Length 1-1/2 In., Light Bulb Dia. 5/8 In., Bulb Housing Glass, Indoor Only, Standards Meets 2012 Lighting Legislation Energy, Package Quantity 10