Apply to 8 to 15 "laptops Aluminum frame, make your laptop to achieve the best cooling effect; The built-in dual mute fan; With the fan ON/OFF controls Light and easy to carry solutions Suitable for the comfort of human body engineering design wrist Four USB interface General AC adapter, is applicable for the United States/English / / Europe and Australia, etc USB power supply mode of self, plug and play simple convenient. Elegant and ultra-thin design, easy to carry. Don't need any installation. Apply to all of the notebook computer... Cold overlord Can stretch design, suitable for 8 to 15 "laptops Aluminum frame, make your laptop to achieve the best cooling effect; The built-in dual mute fan; Fan ON/OFF switch with; Light and easy to carry the solution;