[USB Powered]: The cooling pad for laptop is powered by USB, which means you can use it anywhere, anytime, without the need for an external power source. Simply plug it into your laptop's USB port and you're good to go. Weighs only 1.93 pounds, is lightweight, and is easy to carry around. [Compatible with Major Brands]: The laptop cooler pad has a large metal mesh surface with a size of 16.5 x 11.5 x 1.1 inches, with a diagonal length of 19.2 inches. This makes it compatible with a wide range of major laptops, from 15.6 to 17.3 inches, and helps to dissipate heat quickly. [Ergonomic Design]: The 4 adjustable stands of laptop fan offer a range of angles from 7.5 to 21.5 degrees, so you can find the perfect angle for comfortable typing and viewing. This helps to reduce neck and eye strain and promotes better posture. [Adjustable Fan Speed]: With our adjustable fan speed roll switch, you can easily control the speed of the laptop cooler from minimum to maximum. The more you roll, the faster the fans run and the brighter the purple lights get. [Strong Cooling]: Our laptop cooling pad features 5 high-performance fans, including 1 large 120mm fan and 4 smaller 70mm fans, which work together to provide powerful and efficient cooling for your laptop. The purple lights will help to indicate the running status and add a cool and trendy vibe to your workspace.