This is 4-Pin CPU Fan Cooler Speed Controller for PC. It has high quality and durable to use, good choice for you.<!--Features --><p>FEATURES</p><ul class="p_f"><li>New and high quality</li><li>RPM alert</li><li>Control voltage from 5V to 12V</li><li>Channel supports up to 12W</li><li>Manually adjust from full speed to low speed</li><li>Suitable for other high RPM fans</li><li>Stop working alarm</li></ul><!--Specifications --><p>Specifications</p><table width="100%" border="0" cellpadding="0" cellspacing="0"><tbody><tr><td width="131">Input Voltage</td><td width="365">12V</td></tr><tr><td>Output Voltage</td><td>5-12V</td></tr><tr><td>Output Current</td><td>Up to 1000mA</td></tr><tr><td>Size</td><td>2.4" x 0.98" x 0.75" (L x W x H)</td></tr><tr><td>Weight</td><td>16g / 0.56oz</td></tr><tr><td>Color</td><td>Blue</td></tr></tbody></table><!--Package Includes --><p>Package Includes</p><ul><li>1 x 4 Pin CPU Fan Speed Controller</li></ul><!--Extra Info --><!--produts_compatibility -->