Thin, modern and stylish cooling pad for notebook. It has an aluminum surface and built-in three extremely quiet fans. They remove heat from the bottom of the notebook, cooling it and reducing the operating temperature of components which ensures stable operation and longer battery life. Built-in 4-port USB 2.0 Hub makes it easy to connect additional devices and frees up space on your desk. Solidly constructed, durable design easily holds the weight of the notebook. It does not require external power sources - power from the USB port of your notebook. It does not require installation. Durable, convenient and easy to carry. Compatible with all notebook sizes up to 15.6 ".