Sunlite compact fluorescent plug-in lamps are available in a wide range of sizes, wattages, color temperatures and pin configurations. This sunlite 13 watt compact fluorescent pld 4-pin plug-in light bulb offers a light output of 780 lumens and a color accuracy of 80 cri . It has an average lamp life of 10,000 hours. The 4100k color temperature produces a cool white light. This lamp fits a g24q-1 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: pld average life hours: 10000 wattage: 9 package quantity: 10