Overview: Slim & smart design of the cooling pad system with large, high-performance & extra quiet 1 big Fans built-in which absolutely helps to dissipate the heat-air away form underneath the notebook computer for cooling down the overall temperature of your system. Power source supported easily by the plug-&-play USB (Universal Serial Bus) connection as a self-power mode. Convenient, reliable & comfortable to carry. No need for any installation. Compatible with any notebook computers. Specification: Dimensions:11.22in 10.83in 1.34in Weight:7.81oz