Cooling Module， ELEGIANT 7.1x3.9x1.8inch Aluminum Heat Sink Heatsink Cooler Fin for High Power LED Amplifier Transistor<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"> The quantity of blade: 18pcs </span></li><li><span class="a-list-item"> Please make sure that the size of the heatsink fits that of your component. </span></li><li><span class="a-list-item"> It reduces the risk of hardware failure due to overheating. </span></li><li><span class="a-list-item"> The fins increase the area of the board and thus provide for greater heat transfer. </span></li><li><span class="a-list-item"> Aluminum IC heatsink for power transistor， FET， IC， power amplifier， Voltage Regulator， MOSFET， SCR， etc. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51Cu8QJ8s%2BL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41tD7uidNqL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51QZevEN-bL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41Kh-dJvuvL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51Icj4J0gZL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41N3DY4PZFL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51Zap0WfHRL.jpg" noproxy>