GE Heat Bulb, Wattage Rating: 125 W, 120 V, Lamp Shape: R40, Lamp Base: E26 Medium, Lumens: 1400 Lumens, Dimmable, Light Color: Warm White, Color Temperature: 2500 K, Average Life: 5000 hr, Dimensions: 0.62 in Dia, Filament Type: C-9General Electric’s specialty bulbs offer innovative solutions for a variety of lighting needsUse it at home to heat small areas of the bathroom and workbench or to prevent freezing of water pipes, car radiators and pumpsGeneral Electric heat lamps have many uses around the home, garage, and workshopR40 shape with medium base