XSPC 120MM Xinruilian PWM Fan， 4-pack<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>PWM-controlled Fan with 4-pin connector</li><li>RPM range: 500 - 2000</li><li>Airflow: 15 - 78.2 CFM</li><li>Static Air Pressure: 0.14 - 2.6 mmAq</li><li>Low Noise (~20 - 35dbA)</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51uTdVmKxPL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41KPzjhtjNL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41iyet%2B-V%2BL.jpg" noproxy>