<h2>Current USA - 18W 18" T5HO Actinic Lamp</h2><p>18" 18W 460Nm Actinic Trulumen T5HO Blue Nova Replacement Lamp</p><p>T5 HO replacement lamps&#046; These Ultra Bright lamps fit T5 high output fixtures&#046; They will not work in standard fluorescent fixtures&#046;</p><ul><li>18 in</li><li>18 watt</li></ul>