Wireless Vertical Mouse Quiet Ergonomic Optical Mouse for Portable Computer, Black, Right-Handed Description: [Material]: The wireless vertical ergonomic mouse is made of the highest quality material, which is reliable and can be used for a long time. [Comfortable Hand Feel]: The wireless vertical mouse has a vertical handle that provides a comfortable hand feel and makes it easier and more comfortable to operate. [Easy to Use]: Wireless mouse with light, for long-term use, 5 buttons conveniently meet your different needs. Quiet and silent, fast charging, compact and stylish. [Adjustable DPI]: This wireless vertical mouse offers 3-step DPI adjustment, 800/1000/1200/1600 DPI for smooth movement and control. [Compact and Portable]: This ergonomic mouse measures 123mm x 65mm x 82mm, making it convenient to use on the go while maintaining a quiet and elegant presence in an office environment. Size Chart: 123mm x 65mm x 82mm / 4.84in x 2.56in x 3.23in The package includes: 1 Ergonomic mouse