Dynatron K199 1U Active Blower CPU Cooler for Intel Socket 1156 1155<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"> Fan Dimension 80 x 80 x 15 mm </span></li><li><span class="a-list-item"> Bearing 2 Ball Bearing </span></li><li><span class="a-list-item"> Noise Level At Duty Cycle 0~20%: 20.71 dBA， At Duty Cycle 50%: 37.5 dBA， At Duty Cycle 100%: 51.7 dBA </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41Ct8Dw2-bL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41f0QFnk1AL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41q4J8SV67L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/411gM7Ci1NL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41TxHNnHhsL.jpg" noproxy>