ITEM NAME:Copper USB To 4-Pin 2 Way SwithConnector Adapter Cable For 5V Computer PC Fan JR Features: 100% brand new and high quality. USB 2.0 A male to Fan 4-Pin adapter cable for 5V This cable provide one USB male connector and a fan 4-Pin connector. Connect 4pin fan to USB. The USB port voltage support 5V fans perfectly. If support 12V Fans, the fan speed might be slower or not working. Specifications: Product length: 40cm Wire type: 2464 22AWG Insulation material: PVC insulation Conductor specifications: 17*0.14TS Conductor material: pure copper Outer diameter of wire: OD3.5mm Rated temperature: 80 C Wire color: black Package includes: 1 X Adapter Cable.Conductor material: pure copper. USB 2.0 A male to Fan 4-Pin adapter cable for 5V. Conductor specifications: 17 0.14TS. This cable provide one USB male connector and a fan 4-Pin connector. Connect 4pin fan to USB.