Wireless Vertical Mouse 2.4GHz Control 800dpi 1600dpi 2400dpi Ergonomic Design Wireless Mouse for

3 Levels DPI: Wireless ericonomic mouse has 800DPI, 1600DPI, 2400DPI three gear can be adjusted for easy use. Vertical Design: Wireless vertical mouse uses human engineering vertical design to relieve and prevent wrist tubular syndrome. Wireless Connection: Ericonomic mouse uses 2.4GHz wireless connection, 10 meters distance, easy to use. Item Type:Wireless Vertical Mouse Material: ABS Wireless: 2.4G Wireless Distance: 10 Meters DPI: 800dpi; 1600dpi; 2400dpi Button: 6 Keys Battery Type: 1 x AA Battery (not Included)