Supreme-Hydroponics 40514 Low Volume Air Pump， 4-watt<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Air Volume 275 cubic Inch per Minute</li><li>Maximum Water Depth is 4 feet</li><li>Has 2 outlets with adjustable flow</li><li>Watts 3.5 and pressure 2.0 psi</li><li>6 foot power cord</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41ZEJF8j0yL.jpg" noproxy>