3 Channels 3pin Case Fan Controller with Full Profile PCI Slot Cover, Molex to 3 3-pin Fan Connector Hub Adapter Splitter Control, Power by Molex 12V

3 Channel 3pin fan speed controller w/ Full-profile PCI bracket for installation Just support 12V DC input by Molex LP4 4pin Speed revolution for 30%~100% For 3pin fan only, incompatible with 4pin PWM fan