1: fit to all size laptop 2: slim and smart design 3 : high -performance and extra quiet 3 fans 4: 4 usb hub

Features and benefits:

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 undereath the notebook computer for cooling down the overall temperature od your systemExtremely heavy-duty construction of the cooling pad to afford any weight or pressure put-onPower source supported easily by the plug-and-play USB connention sa a self-power modeConvenient, reliable and comfortable to carryNo need for any installationCompatible with any notebook computers

Specifications:

   Air Flow: 28 CFM   Speed:1500rpm   Noise Level: 25DBA   Rated Voltage: DC5V   Power consumption:<0.9w   Rated Current: <180mA   Fan:60*60*10mm(L*W*H)   M.T.B.F: 20,000 Hours   Dimensions: 358*265*30mm(L*W*H)

4 port hub 3 fan aluminum laptop notebook cooler cooling pad