Satco S3949 130V Medium Base 15-Watt A15 Household Lamp, Frosted Manufacturer: SATCO PRODUCTS Manufacturer Part Number: S3949 Saco Incandescent Lamp A15, 15 Watt, 130 Volt, Medium Base, Frost, 2,500 Average Rated Hours, 2 Per Box - 2474150 2500 average rated hours 15-Watt medium base Frosted bulb