Anyone in need of a nice portable cooling pad， may be in luck. Thanks to this Notebook Cooler. It has a sleek and lightweight design that makes it perfect for packing in your bag as you travel. With built-in powerful fan， it can effectively prevent your laptop from overheating. The pad is connected to your laptop via a USB port， and it has low power consumption. .It is no need for any installation， easy to use and operate， perfect for the library or office. Featured with all the benefits compared with others， this Notebook Cooler is worthy ordering!                                    Features             Cooling pad for laptop with bulit in powerfuI fan for easy thermal heat dissipation<br> USB Laptop Cooling Pad Quiet Fans<br> Fits laptops with screens from 9" to 17"<br> Extremely heavy-duty construction of the cooling pad to afford any weight or pressure put-on <br> No need for any installation <br> Your laptop can breathe easily with this ultimate notebook cooler<br> Extend the life and functionality of your laptop <br> Convenient， reliable and comfortable to carry <br>                                                            Specifications            Fan Quantity    2    <br>Weight    810g / 28.57 oz    <br>Material    Aluminum     <br>Dimensions    14.17x11.42 x1.42 in /36x29 x3.6 cm(L x W x H)    <br>Fan dimensions    12 x 12 x 1.5 cm    <br>Compatible Size    9" -17"    <br>Bearing type    According hydro    <br>Rated voltage    5V DC    <br>Operating voltage    4.5-5V DC    <br>Start voltage    4V DC    <br>Rated current    0.24 + 10% A    <br>Input power    1.2W    <br>Fan speed    1000 + 10% RPM    <br>Biggest air volume    94.7 CFM    <br>Note    25.1 dB noise    <br>                                                            Package Includes            1 x YL367 Laptop Notebook Cooler Black