Uniclife Aquarium Adjustable Air Pump Single 2 L/min 2.5 W Fish Tank Oxygen Pump with Air Tube Valve Stone Accessories</br></br><div style="text-align:left"><b>[Product Information]</b><br><ul><li>This Adjustable UL25 air pump is quieter than MODEL UL20 in low flow rate.</li><li>Specifications: 2.5 W， 2 L/min， Pressure: 0.02 Mpa， Compact size: 4.5 x 2.7 x 2.3 inch.</li><li>Adjustable flow rate with Single outlet up to 30 GPH， fits for betta tanks up to 50 gallons.</li><li>Ultra quiet， Minimum 25 dB (sounds like fallen leaves， ticking watch) in lowest flow rate.</li><li>Comes with everything you need. Accessories Include: 1 x Return Valve， 1 x Air Stone， 3.2 ft Air tube and 2 Connectors.</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/41r9ABfi-cL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41iyPvK-f5L.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41jeMjdZqvL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41tmIHgrh8L.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/51Eh2VLS9aL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41qg1yO6nLL.jpg' noproxy></br><img src='http://ecx.images-amazon.com/images/I/41fuDuAQdHL.jpg' noproxy></br>