The Feit Electric BPPL13/841/LEDG2HDRP 13-watt Equivalent LED Replacement Bulb uses only 7 watts of electricity with an output of 840 lumens of 4100K Cool White light. It is a great way to upgrade your existing PL fixtures for general purpose and task lighting. Feit Electric non-dimmable LED GX23 Twin Tube PL Replacements keep cool regardless of atmosphere, giving them an average life span of 25,000 hours/22.8 years. Use up to 46% less energy than a standard fluorescent light bulb. Installation is easy: no replacement of the ballast or installation of LED driver required. Get instant on to full brightness with relatively cool running performance. 100% mercury free and RoHS compliant. Choose a dependable, general purpose lighting bulb for residential or commercial applications by choosing Feit Electric.