Descriptions: 

A case fan is simple to install and helps protect your CPU.
25dBA (at rated voltage and zero pressure, measured at 1 meter to side) is an low hum in a normal office.
This brushless 12-volt fan is quiet and connects to your motherboard via a 2-pin connector (Check your motherboard's documentation to be sure you have the header for this cable to connect to).
Sleeve bearing fans are limited to shaft horizontal orientation to prevent oil leakage.
2-Pin power connector cooling fan for desktop computer case, keeps computer working well.
Help push the hot air out of your computer when mounted on the back or draw in fresh air if you mount it at the front of the case.
It runs quite fast and has large airflow to enhance cooling performance.
Super long wire, high airflow, low noise, long life.
It is best choice for your product cooling.

Specifications: 

Item Type: Cooling Fan
Material: Plastic
Color: Black
Dimension: 50*50mm
Connector Type: 2 Pins（ph-2.54）
Voltage: DC 12V 24V
Bearing Type: Sleeve