Description.. Slim and smart design of the cooling pad system with large, high-performance and extra quiet 3 Fans built-in which. absolutely helps to dissipate the heat-air away from undernearth the notebook computer for cooling down the overall temperature of your system. Technical Specifications.. Air Flow 28 CFM Colour Silver Fan Connector USB Fan Size 60x60x10 mm Fan Speed 1500-2300 rpm Noise 25