Ergonomic design The M618PU Vertical Mouse owes its shape to the snail shell, combining ergonomics with a vertical side grip that effectively replaces the traditional mouse shape. This allows the mouse to become a natural extension of the arm, reducing the need to cross the arm bones, which translates into comfort during work. It is made of a leather-like material with anti-slip tabs, making the handling even more comfortable. High precision The Delux branded product has a range of DPI levels: 400-800-1600-2400-3200-4000, max 7200, so you can set your own mouse movement precision. Unlike a conventional mouse that defaults to 1000 DPI, with the different settings you can work on a large screen area with fewer movements. Built-in software With its built-in memory, the mouse will remember your setting. Each button is programmable to meet your needs for office work, internet surfing and g...