UGREEN 2.4G Mouse Wireless Vertical Ergonomic Mouse, Adjustable DPI Office Cordless 6 Buttons, Computer Mouse with 1000/1600/2000/4000 DPI for Windows/Mac OS etc

Excellent comfort: The ergonomic design of this vertical mouse ensures your arm and wrist remain at a natural 57° angle, preventing fatigue. This makes the mouse a great choice for surfers and long-time computer users.
Note: This product does NOT include 1*AA batteries.
Precise Control: This 2.4G wireless mouse has 4 DPI levels (1000/1600/2000/4000), you can choose the right DPI according to usage or screen resolution for the most precise control.
Wireless freedom: The UGREEN vertical mouse has a maximum working distance of 10 m, so you are no longer restricted by cables.
Wide Compatibility: 2.4G allows you to establish a fast and stable connection with Windows (7/ 8.1 /10/11)/macOS ( 10.15 and above)/iOS ( 13.4 and above)/iPadOS ( 14.0 and above)/Android ( 5.0 and above)/Chrome OS or Linux devices.
Designed for comfort: The product is 119.8 * 85.8 *73mm in length, width and height and weighs 105g, ideal for larger hands of 17 cm and more.
Note: In Mac mode, the side forward button is used to switch to the next application and the side back button is used to switch to the previous application.