ARCTIC F8 PRO PWM PST - 80mm Fluid Dynamic Bearing Low Noise PWM Controlled Case Fan with PST Feature &amp; Anti-Vibration System<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Unique anti-vibration system </span></li><li><span class="a-list-item"> Add more fans to one control signal with Patented PWM Sharing Technology (PST) </span></li><li><span class="a-list-item"> 500 - 2，000 RPM / Max Air Flow: 33 CFM / 56.1 m³/h (@ 2，000 RPM) </span></li><li><span class="a-list-item"> Fluid dynamic bearing assures long service life at a min. noise level of max. 0.3 sone </span></li><li><span class="a-list-item"> 80 x 80 x 34 mm PWM controlled standard case fan </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51y7aT%2BOkPL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51GBpYuxwjL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51c4HBNxF5L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/416%2BXmWOg5L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51PW-TeDxCL.jpg" noproxy>