Incandescent Bulb, Bulb Base Type Single Contact Bayonet (BA15s), Bulb Shape G6, Lumens 75, Light Technology Incandescent, Trade Number 303, Voltage 28V AC, Watts 8W, Rated Life 500 hr, Dimmable No, Overall Length 1 1/2 in, Standards Meets 2012 Lighting Legislation Energy Standards