GE 10204 - F18T12/CW/HO - 25 Watt T12 High Output Fluorescent Light Bulb, Cool White F meaning they won't alter the

meaning they won't alter the hue of objects in your home

Light Apperance Warm White

decorative shape that suits any style as you brighten up your space

They emit a cool white 4000K light at 600 lumen (equivalent to a 60 watt light bulb) but only use 12 watts of electricity

GE 10204 - F18T12/CW/HO - 25 Watt T12 High Output Fluorescent Light Bulb, Cool White F meaning they won't alter theHigh Output Fluorescent Tubes will ONLY work with high output ballasts and high output sockets. HO fluorescents will NOT operate on standard fluorescent fixtures and are not designed to replace standard fluorescent tubes. The actual measurements of HO tubes are approximately 2 inches shorter than manufacturer specifications.