This KOR (Pack of 6) 15-Watt T7 appliance light bulb is ideal for use in microwaves, ovens, sewing machines, salt lamps and other small household appliances. It has a candelabra base and its rugged construction make it able to withstand shock, vibration and high temperatures. These lights are great for all your specialized fixtures that need low wattage and a E12 candelabra base. It is 15 watts give out around 100 Lumens – The length is 2-1/4” long and the width is 0.88” in diameter. The average rated life span is 2500 hours and it will work on any 110V to 130V fixture.