A big 200MM fan with large cooling area of rail network. Strong, durable but lightwieght construction with metal mesh front. Super silent, no noise pollution, with blue LED light to make your laptop cooler. Ergonomic design angle and height adjustable in 6 different levels, for easy typing and viewing provides ample clearance and air flow beneath the stand even when used on top of thick blankets. It does incline with a metal bar and slots, unique raise and lock stand mechanism in the case so that the laptop can be angled up. Powered by USB cable, 2 USB ports provided that yo do not loose a USB port.