Features:

High Quality: This new product is durable and strong so you can use it for years while also prolonging the life of your notebook.
Adjustable: fix the air speed to the needed level to get the desired amount of cooling.
Powerful and quiet: the fan is high speed and low noise, so you can use in discretion without the worry of disturbing others nearby.
Easy to use: simple to attach to your notebook and adjust to whichever level you need, this handy device couldn't be more straight forward.
We all want to treat our treasured devices well--but at the same time, sometimes we need to use them for prolonged periods. This fan lets you use your notebook for as long as you need without fear of overheating, therefore prolonging its life and health. 

Specifications:

Product Dimensions: 175×86×52mm
Fan Size: 75×75×25mm
Rotational speed: 1500-3000±10%RPM
Air flow: 75.35CFM
Rated Speed: 1350rpm±10%
Air flow: 109.3CFM±10%
Rated Voltage: 5V DC
Current: 0.4±10%
Power cord length: 60cm
Bearing Type: Dual Ball Bearing
Noise: 15dBA (Min.)
Gross Weight: 245g