brand new and high quality<br> Function: This cable is 5V USB port to small 3-pin / 4-pin fan cable with it allows you to power most for case fans by using a USB connection, 3pin or 4pin for case fan power adapter cable both OK, you can turn on/off any for time by<br> Connector: One is USB port, another one is small 3 pin / 4 pin for case fan power adapter cable port.<br> Fan must have a at or below 5V (fans with a will NOT work), 12V fans will be operated at a reduced 5V for silent operation.<br> You can use this line to supply power to the chassis fan by computer's USB port, or DIY the chassis fan to modify the notebook cooling pad fan.<br> Name: 2 way USB to 4Pin line<br> Wire model: 2464 22AWG<br> Conductor specification: 17x0.14TS<br> Wire outer diameter: OD3.5mm<br> Rated temperature: 80℃<br> Function: Change the chassis CPU fan to USB for power supply<br> Note:<br> The fan must Have a of or less than 5V (fans with a will not work).<br> The chassis fan uses this USB adapter cable, the fan speed will be reduced by 60%,<br> It is recommended to use a fan with a speed when using this adapter cable.<br> Colour:Black<br> Material:PVC<br> Package Contents:<br> 1 x USB to 4 Pin Adapter Converter Cable<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.