Four Channel Turn Knob Multi-Fan Controller. Complete your high-end PC by adding a fan-controller. Kingwin's FPX-001 offers superb functionality and a stylish look. It allows you to hook up to 4 fans to have maximum individual control. Made from ABS plastic material, the controller is durable and built to last. Its black finish gives it an aggressive look while the glossy black and silver buttons give a modern, elegant look. It has a LED indicator for when it is running, or not. The fan controller can be installed in a 3.5 inch bay.