SANWA Bluetooth Ergonomic Trackball Mouse, Optical Vertical Rollerball Mice, Silent Buttons, 600/800/1200/1600 Adjustable DPI, Compatible with MacBook, Windows, macOS, iPad, Android, iOS, Chrome OS

Ergonomic Comfort with Thumb Control - This trackball mouse is designed to keep your hand, wrist, and arm in a more natural position for greater comfort during long hours of use. The smooth thumb-controlled 34mm trackball allows precise cursor movement without moving the entire mouse, helping reduce muscle strain, fatigue, and wrist discomfort. Features finger rest design for more comfortable use. Portable to use on almost any surface, including your desk, lap, bed, couch, carpet, or even in the car. Programmable & Silent Click Buttons - SANWA corded ball mouse is equipped with noiseless left and right buttons, let you work or browse without disturbing others. Ideal for quiet places like offices, libraries, hospitals, or late-night use. You can download SANWA software(contact after-sale to get the install bag) to remap the buttons and boost productivity. Bluetooth Wireless Connection - Features Bluetooth connectivity for easy pairing without a USB receiver, helping keep your workspace neat and clutter-free. Compatible with desktop PCs, laptops, Windows, Mac, and other Bluetooth-enabled devices. 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 ball track mouse works with Windows 11/10/8.1/8/7, Android 3.0～, macOS 10.12～10.15, Mac OS X 10.6～10.11, Chrome OS, iOS 13, iPadOS 13.4, Android 7～10. Fit for Notebook, PC, Laptop, Computer and other device. *Not fully compatible with Apple products. Come with a 1-year warranty and lifetime technical support.