Slim and smart design of the cooling pad system with large, high-performance and extra quiet single fans built-in which absolutely helps to dissipate the heat-air away from underneath the notebook computer for cooling down the overall temperature of your system. Extremely heavy-duty construction of the cooling pad to afford any weight or pressure put-on. Power source supported easily by the plug-and-play USB connection as a self-power mode. Convenient, reliable and comfortable to carry. No need for any installation. Compatible with majority of notebook computers.