Description: Features: 100% brand new and high quality. USB 2.0 A male to Fan 3-Pin / 4-Pin adapter cable for 5V. This cable provide one USB male connector and a fan 3-Pin / 4-Pin connector. Connect 3pin or 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: Item Type: Adapter Cable Material: Plastic + Metal Color: Black Cable length: 32cm/12.60in (Approx.) Wire: 22AWG Quantity: 1 PC (other accessories demo in the picture is not included) Note: 1.Transition: 1cm=10mm=0.39inch 2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you Package includes: 1 X Adapter Cable (No retail package)