Aquatic Ultra Sun Bulb</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Effective up to 10，000 hours</li><li>Can save $30 per year over T-12 bulb</li><li>Ideal for freshwater and marine tanks as well as reef tanks</li></ul></div></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/31%2BS6cNYAvL.jpg' noproxy></br>