Sunlite 05770-su fml27/30k/cd1 27 watt fml 4-pin quad tube gx10q-4 base, warm white sunlite compact fluorescent plug-in lamps are available in a wide range of sizes, wattages, color temperatures and pin configurations. This sunlite 27 watt compact fluorescent fml plug-in light bulb offers a light output of 1500 lumens and a color accuracy of 80 cri . It has an average lamp life of 10,000 hours. The 3000k color temperature produces a warm white light. This lamp fits a gx10q-4 socket. Make sure the base precisely matches your fixtures socket as this lamp will only work with the specific external electronic ballast it is a designed for. features: shape: pl average life hours: 10000 wattage: 13 package quantity: 50