elec Space Ergonomic Compute Mouse，Vertical Wireless Mouse Quiet Clicks 800/1200 /1600 DPI, Computer Mice with USB Receiver Compatible with Laptop, PC, Computer, Desktop, Windows, Mac OS

• 【2.4GHZ Wireless Connection】: Use USB receiver to connect with computer, stable wireless connection, plug and play, need one AA battery (not included) 【Ergonomic Design】: With advanced ergonomic design, the scientific design encourages a healthy natural position of the wrist and arm to achieve smoother work or study and ensure less overall stress 【60 Degree Vertical Design】: Use the unique 60° to place your hand in a natural handshake position, prevent forearm twisting and reduce muscle strain, suitable for you who click the mouse thousands of times a day, protect your wrist health 【Adjustable DPI】: High-precision sensor provides accurate tracking, DPI 800/1200/1600, you can adjust it according to your own need 【Silent Clicks】: Built-in advanced stabilization reduces click noise and improves vertical mouse responsiveness, so you can make every click precise and inaudible, perfect for home, library, office, and more