THE AUTHENTIC R.A.T AIR optical gaming mouse. The Hybrid Gaming Mouse with Detachable Illuminated Mouse Mat, Inheriting current-generation build quality, the R.A.T. AIR mouse features not only a number of customised ergonomic adjustment and function settings, but also the latest wireless technology to avoid cable friction. Using the very latest capacitor technology, the R.A.T. AIR is always activte without the requirement and limitations of needing a battery and its associated "wasted-heat" side effects. Tournament Mode allows gamers to connect a hard wired USB cable to the R.A.T. AIR for those who demand a wired connection when playing competitively. Tournament Mode allows gamers to connect a hard wired USB cable to the R.A.T. AIR for those who demand a wired connection when playing competitively.