GE Soft White 45-Watt R20 Indoor Floodlight bulbs illuminate your home with soft, pleasing incandescent light. They are dimmable to provide just the right brightness. GE Soft White Indoor Floodlight bulbs are rated to last 1.8 years based on 3 hours per day use. The floodlight design casts a wide beam of light. Use these incandescent R20 (2-1 with 2-inch diameter) Indoor Floodlight bulbs in dimmable indoor track lighting and recessed lighting fixtures.