ProLume FC9T9/830 37504 30 W FC9 T9 9 Inch Circline 3000K 86 CRI Go to amazon.com Related posts Top 14 recommendation 30w circline bulb FeatureEnergy saving productTable and floor Lighting, Ceiling mount LightingLinear fluorescent lamp37504 30W Fc9 T9 9In Circline 3000K 86Cri Prolume DescriptionThis Prolume circline fluorescent lamp is rated for 12,000 hours. This lamp work well with 2x2 lay fixtures.