Sunlite 05296-su slm7/27k 7w chandelier cfl light bulb, medium base, warm white sunlite chandelier compact fluorescent lamps fit into most standard fixtures and give off a warm white light much like a 25 watt incandescent bulb. These energy efficient cfl lamps can last up to 9.1 years with normal household use of 3 hours a day. This energy saving 7 watt 2700k, medium base bulb offers 340 lumens of light output and has an average rated life of 10,000 hours.