Halco 9015 - 40 Watt Light Bulb - T10 - Frost - 2,500 Life Hours - 280 Lumens - 130 Volt 40 Watts - 130 Volts Bulb Base : E26 (Medium) Bulb Shape : T10 Average Life (Hours) : 2,500 Length (In.) : 5 - Diameter (In.) : 1.25