The Targus Chill Hub & Notebook Stand is designed to help prevent your notebook from overheating during use and includes an ergonomic notebook stand to help enhance your workspace. Two fans inside of the Chill Hub help maximize notebook performance by keeping your notebook cool during use. An integrated 4-port USB hub provides added connectivity for peripherals such as mice, memory drives, keyboards, cameras, printers and other USB powered devices. For comfort at work or on the go, the notebook stand holds your notebook in an easy-touse position making it simple to create a more comfortable, ergonomic workspace. The stand features a modular design which provides multiple viewing heights for added convenience and also includes additional storage for accessories to keep your workspace organized.