The R30/R40 Compact Fluorescent Flood Lighting Lamp is one of many in our line of lamps that lasts up to 10,000 hours flicker- free. These bulbs provide an excellent light output. The compact size fits any standard incandescent fixture. Our SSL-T2 is ideal for ceiling fixtures, wall scone fixtures and residential or commercial use and comes with a two-year warranty. The SSL-R series is energy star certified and UCL listed.