Features:

One end is 4 pin chassis fan header,and another end is the computer USB port

Chassis fan must support low-voltage 5V to start because USB voltage is 5V.

Note: When using the chassis fan with USB interface as power supply, the fan speed maybe be reduced to more than half the original speed.

Specification:

Color: Black

Material: Plastic

Weight: Approx 12g

Cable Length:11.8"/ 30cm

Package included: 

1 X USB to Molex 4 Pin Fan Cable