SANWA Wired Ergonomic Trackball Mouse Optical Vertical Rollerball Mice Silent Buttons 34mm Trackball 600/800/1200/1600 DPI Compatible with MacBook Laptop Computer Windows macOS Blue

- Ergonomic Thumb Mouse - Places your hand in a natural wrist & arm position for smoother movement, less muscle tension, and relieve fatigue & wrist pain. No driver required. The 34mm blue trackball stays in place, controlled by your thumb, making it easy to use on any surface?even your lap or couch. - Silent Clicks Buttons - This corded trackball is equipped with noiseless left and right buttons, let you work or browse without disturbing others. Ideal for quiet environments like offices, libraries, hospitals, or late-night use. - Dual Interface Connection - Comes with USB-A port and a snap-on USB-C adapter, allowing easy plug-and-play across a wide range of devices, including desktop PC, laptops. - Adjustable 4-Level DPI - Easily switch between 600 / 800 / 1200 / 1600 DPI to match different tasks. Whether you're browsing the web, editing images, managing spreadsheets, working, or relaxing, precise control is always at your fingertips. LED flashes indicate the current DPI level for instant feedback. - Wide System Compatibility - SANWA ergonomic wired ball track mouse works with Windows 11/10/8.1/8/7 and macOS 10.13 to 10.15. Compatible with most PCs, laptops, and desktops. *Note: Some functions may not be fully supported on macOS. Come with a 1-year warranty and lifetime technical support.

Product description

Easily switch between 600 / 800 / 1200 / 1600 DPI to match your task?low DPI for precision work, high DPI for fast movement across the screen.

Enjoy quiet operation with silent left and right click buttons?perfect for working in shared spaces, libraries, or late-night settings.

Compatible with both USB-A and USB-C ports. Use the included Type-C adapter for Mac and modern devices, or connect directly via USB-A?easy plug-and-play for various systems.

Designed to support your hand in a natural position, with contoured grooves that comfortably fit each finger?reducing strain during long hours of use.