“Convert your existing fluorescent fixture to LED technology with the Feit Electric T24/840/LEDG2 2 ft. T8/T12 LED Lamps. This 4100K Cool White lamp outputs 850 lumens using just 8 watts – up to 60% less energy than a standard fluorescent lamp. Get instant on to full brightness even in sub-zero temperatures with relatively cool running performance. Feit Electric shatterproof T8/T12 fluorescent replacement lamps have an average life of 50,000 hours / 45.7 years, are RoHS compliant and 100% mercury free. Choose a dependable flicker-free bulb for residential or commercial applications. Installation is easy: No replacement of the ballast or installation of LED driver or removal of old ballast required.”