Built with two powerful fans， the Mini Portable Folding Dual-USB 2.0 2-Fan Laptop Cooling Pad for 10"-14" Laptop provides effective cooling for your laptop. With a large airflow， it protects your laptop from overheating that could potentially cost you hours of hard work. This cooling pad operates via the USB port on your computer and no batteries or adapters are required. Plus， it offers dual USB 2.0 outputs for added convenience. Portable design can be stored conveniently in your laptop bag and taken with you wherever you go. Don&acute;t hesitate to buy now!                                    Features             Durable hardened plastic construction， fine workmanship<br> Built with two powerful fans and two USB 2.0 outputs<br> Protect your laptop from overheating<br> Optimal cooling， low noise level<br> Powered via USB port， no batteries or adapters are required<br> Portable design， convenient to store and take with you<br> Skid-proof rubber mats on the bottom <br>                                                            Specifications             Material     Plastic    <br> Power Supply     USB    <br> Number of Fans     2    <br> Fan Diameter     6 cm    <br> Rate Voltage     5V    <br> Rate Current     >180mA    <br> Rotating Speed     2500rpm    <br> Noise     15-25dB    <br> Working Time     Normal 20，000 hours    <br> Suitable for     10 " to 14 " Laptop    <br> Color     Black    <br> Dimensions     (6.69 x 2.52 x 0.75) " / (17 x 6.4 x 1.9) cm (L x W x H)    <br> Weight     3.49 oz / 99 g     <br>                                                             Package Includes            1 x Cooling Pad (35cm Cable)<br>