Quiet-running dual fans help disperse heat for improved functionality Enhanced ergonomics with adjustable tilt heights for 3 viewing angles Powered by the laptop using included USB-A tethered cable Padded air mesh base Fan speed up to 1,900 RPM Universal laptop fit up to 18With two-quiet running fans, a padded air mesh base, and multiple viewing angles, the Targus® 18Dual Fan Chill Mat® with Adjustable Stand efficiently cools your laptop and supports the ergonomic benefits of a laptop stand.Maximize comfort and cool with the Targus® 18Dual Fan Chill Mat® with Adjustable Stand. Powered by your laptop, plug the Chill Mat into a USB-A port with the included tuckaway cable and two built-in, 1,900 RPM fans will begin to disperse heat, keeping you and your laptop cool. With 3 adjustable height positions, this Chill Mat places your laptop at a comfortable viewing angle to help reduce glare, as well as reduce neck and eye fatigue usually caused by bad working posture or improper ergonomi