Miniature Incandescent Bulb, Trade Number 656, Bulb Shape T3-1/4, Bulb Base Type Glass Wedge (W2. 1x9. 5d), 28 Voltage, Indicator, 1. 6 Watts, 60mA Bulb Amps, Average Bulb Life 2500 hr. , 8 Lumens, Max. Overall Bulb Length 1-1/16 In. , Light Bulb Dia. 13/32 In. , Bulb Housing Glass, Indoor Only, Standards Meets 2012 Lighting Legislation Energy, Package Quantity 10