This is a mouse that does not go unnoticed! Its design directly inspired by Formula 1 a small effect, but the key is inside: the MOUS9 is really perfect. The build quality seems high, even if we have to ensure in the long term, the wireless bluetooth is strong enough in all circumstances, the mouse is fully recognized under Windows or Linux. The pointer is precise, the click is fast and quiet, the dial is impressively smooth, perfect for navigating and scrolling the Internet. The hand is installed, the thumb rest, far from being a gimmick, makes use of really nice mouse, any fatigue will disturb its use. In short, this mouse is really perfect! The bonus: a small carrying case, very useful for me who uses it mainly nomadic with a laptop.