Mad Catz Authentic R.A.T. Air Optic - Play without limits with The Authentic R.A.T. Air Optical Gaming Mouse. This wireless mouse, in combination with the activation board, offers unlimited power. The activation board powers the mouse using a magnetic field, with no internal battery and no battery needed; never run out of power again! The R.A.T. Air can be also be used in wired mode with a cable connection for even more flexibility. The dual-sided activation board features a textured cloth side and a low-friction hard side, along with a chameleon RGB lighting strip that is configurable using the F.L.U.X. software*. Featuring a lightweight design without sacrificing performance, this mouse is ideal for a wide variety of playstyles and won?t slow you down. Multi-button functionality lets you take control of your gaming experience. An adjustable DPI button lets you increase or decrease the DPI instantaneously, up to 12000. The precision button instantly increases or decreases the sensitivity, perfect for in-game sniping. With F.L.U.X. desktop software, you can create unlimited profiles for your mouse while storing the top 4 on the mouse itself, keeping your loadouts ready to go. Create the perfect grip with the adjustable palm rest while the extended wing thumb rest keeps your hand comfortable, even through hours of game play. Low friction glide feet provide smooth, fast movement without dragging. And with industry-leading OMRON switches, the R.A.T. Air can keep up with the even most furious clicker, with a 50 million click lifetime.