Description: Ultra Quiet built-in fans: allow for maximum airflow and cooling while you work or play,fan is 14cm. Dual USB Interface: at the top of the middle cooling pad set USB interface, at the bottom of the design adopted the anti-skid pads, surface increase Ergonomics Design: 6 adjustment levels,unique design of tilt scheduling and comfortable elevation for notebook radiator. Support 14-17 inch notebook. Ultra-Portable: slim,portable,and light weight allowing you to protect your PC wherever you go. USB Powered -This laptop cooling pad is conveniently powered by the USB port on your computer, with no power adapter needed. Laptop stand helps keep laptops running cooler to help reduce crashes Specification: Material: plastics Dimensions: 360mmx 260mm x 50mm 2 USB Ports: USB2.0 Fan dimensions: 14cm(2.5inch) Fans qty: 1 Package Includes: 1 Piecex Laptop Cooler 1 Piecex USB cable
