12V Voltage Step-Up Usb To 3-Pin And 4-Pin Pc Fan Sleeved Power Adapter Cable+Splitter Cable 1 To 2 With Switch And Speed Regulator

| Middle Part Control Modual Combine 5-12V Voltage Step Up And Switch And Speed Regulator, It Is Very Easy For To Control The Fan | | This Usb Adapter Cable Allows You To Power Most 3-Pin And 4-Pin Computer Fans From A Usb Type A Port. | | Cool Down A Wide Variety Of Electronics Devices That Output Usb Power Once Powered On (Consoles, Networking Applicances, Professional Equipment, Etc.) | | 12V Voltage Step-Up Circuit: Inside The Usb Housing Is A Voltage Boost Circuit That Takes 5V And Outputs Up To 12V 0.4A For Full Power Operation. Additional Devices Such As Fan Hubs And Speed Controller Can Also Be Used. | | Total Cable Length (Including Connectors): 32Cm | |