Replace your incandescent lamps with the Sylvania 21270 Dulux S CFL lamp. The 9-watt lamp has a 2-pin G23 base for ease of installation. With an impressive life rating of 10 000 hours this lamp is maintenance-free and saves energy with it s low wattage. The cool white 4100 Kelvin color temperature makes this plug-in CFL lamp ideal for commercial settings.Mercury containing products sold into the state of WA include an environmental handling charge of .25/each