<h2>Deep Blue Professional - SolarMaxPC 18W 10,000K Daylight Power Compact &#040;4&#045;Pin Straight&#041;</h2><p>Powerful, 10,000 Kelvin Daylight PC fluorescent lamps ideal for both freshwater and marine aquaria&#046;</p><p>Triphosphor fluorescent for excellent color rendition</p><p>Simulates tropical daylight for all purpose illumination</p><p>Universally sized and compatible with most PC lamp systems</p><p>Low profile, space saving design&#046; Use with electronic ballasts for efficiency and extended service life</p><ul></ul>