GE Lighting Garage Lighting & Basement 38201 25-Watt, 1860-Lumen T12 Light Bulb with Medium Bi-Pin Base, 6-Pack 33-Inch long 1.5 inch diameter T12 with medium bi-pin (g13) base Uses 25-watts Provides 1860 lumens Lasts 3.4 years based on 6 hours per day usage