SUN YT-304 18 LPM Aquarium Air Pump with 4 Outlets， 8.5W， 120 gallon</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>Special artificial rubber to keep a steady air flow output and pressure that can be adjusted freely</li><li>Low power consumption</li><li>8.5-watts， 18 liters per minute</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/41Ie9TEb%2BNL.jpg' noproxy></br>