* Green Cooler improve air flow for your notebook.
* Notebook Cooling Pad extends your notebook or PC life
* 2 fan air vent design
* change the fan speed freely with volume wheel.
* ON/OFF switch with LED indicator
* Notebook Cooling Fan powered by USB port directly.
* Extra Quiet, extra heat-relief
* Light-weight and easy to carry
* USB Cooler, Plug and Play.
* Air flow: 5.6CFM-28CFM
* Speed: 500RPM-2500RPM
* Noise level: 20DBA
* Rated voltage: DC 5V