M390 wired office vertical mouse, “vertical” means that when the user uses the mouse, the palm of the hand is close to the vertical state of the desktop. In the process of using an ordinary mouse, the user’s arm moves laterally to control it, and it is easy to cause arm fatigue for a long time. Thanks to its ergonomic design, it is comfortable to hold and the arm is naturally perpendicular to the mouse, which can serve you for a long time. The surface of the mouse adopts exquisite micro-grinding technology, which is comfortable and delicate in texture. Suitable for office, home, outdoor leisure and entertainment, etc., it can easily cope with various occasions, and the comfortable and soft touch coating will make you happy for a long time. The mouse DPI is adjustable, 800-1200-2400-3200, respectively, and the USB interface is plug and play.