The EW1253 Notebook Cooling Stand protects your notebook up to 17 inch from overheating thanks to its metal mesh surface and powerful fans. The Cooling Stand is USB powered so you don't need an external power supply. The EW1253 can be adjusted into 2 viewing angles. Moreover, the EW1253 adds 4 additional USB ports to your notebook. The pads in the front keep your notebook in place.