Bgears 90 mm 2 Ball Bearing High Speed High Performance Fan， Translucent Black (b-PWM 90 Black 2ball)<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"> Speed range from 500 to 4000 RPM with Excellent Airflow of up to 88 CFM </span></li><li><span class="a-list-item"> 9 translucent Black blades design for ultimate airflow and low noise level at only 39dBA </span></li><li><span class="a-list-item"> PWM Technology with mini 4 pin 4 wire connector to connect directly to the Motherboard fan connector for ultimate fan speed monitoring </span></li><li><span class="a-list-item"> 2 ball bearing designed for high speed and high performance </span></li><li><span class="a-list-item"> Include a 3 to 4 pin Molex adapter for direct connection to Power Supply. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41NuZ-O0f-L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41kkWV8zsmL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41H1pjSuS3L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41yi0YqgFHL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/313%2BsWSSg8L.jpg" noproxy>