Kensington Cooling Stand When it comes to keeping your laptop performing at its peak, there\'s no better way than with the Kensington Laptop Cooling Stand. Featuring dual fans powered via USB cable, the stand lifts up to a 15. 6\" laptop off the desktop to promote better air circulation to reduce heat buildup, which improves battery performance and extends its lifecycle. The stand also has a retracting leg and four rubber stability pads to help keep the laptop stable. Dual cooling fans promote better air circulation for improved battery performance Retracting leg provides a slight upward tilt for your laptop screen and keyboard 4 stability pads help keep the laptop in place USB cable plugs into the laptop to power the fans Fabric back offers soft feel when using the stand on your lap or desktop Dimensions 43. 2 cm 2 pc(s), Black, USB, 370 mm, 300 mm