This powerful, unique lamp is for use in Lights of America's FluoreX Floodlights. The base is a mogul base, and will only work in these particular dedicated compact fluorescent fixtures - as they depend on the fixture's integrated ballast to operate. Power Consumption: 65 watts Dimensions: 3" wide x 9" long Light Output: 4,550 lumens Color Temperature: 6,500 degrees Kelvin Lamp Designation: 4U/65 LOA Fixture Compatibility: 6065, 6165, 9165, 9166, 9265, 9266