The SSL-A is one of our A-Compact Fluorescent Lamps, and is one of our Spiral Compact Fluorescent Lamps that lasts up to 10,000 hours while remaining flicker free. These bulbs provide an excellent light output. The bulbs’ compact size fits any standard incandescent fixture. Our SSL-A is ideal for ceiling fixtures, wall scone fixtures and residential or commercial use and comes with a two-year warranty. The SSL-A bulbs are energy star certified and UL listed.