Logitech MX Ergo Wireless Trackball Mouse Adjustable Ergonomic Design Rechargeable-GraphiteThe Logitech MX Ergo Wireless Trackball Mouse is known for its distinctive ergonomic design that emphasizes comfort and reduced stress during use. It's a wireless trackball mouse, which means it uses a fixed ball for navigation instead of a traditional moving mouse design. This can be especially useful for users who experience discomfort or pain from regular use of the mouse due to repetitive motion. One of the key features of the MX Ergo is the adjustable hinge, which allows users to increase the angle from 0 to 20 degrees, improving wrist position and finding the most comfortable position for long working hours. The mouse is rechargeable, eliminating the need for disposable batteries, and is coated in a stylish graphite color, giving it a modern, professional look. The MX Ergo also includes precision scroll wheel features and easy-access buttons that improve productivity and allow for easy navigation and control. It's designed to work seamlessly across multiple devices and operating systems, making it a versatile choice for a wide range of users. In addition, Logitech software allows for further customization of buttons and settings to suit individual needs. This combination of ergonomic design, adjustability, and advanced features makes the MX Ergo a popular choice for those looking for comfort and efficiency in a mouse. Here is some additional information about the Logitech MX Ergo Wireless Trackball Mouse: RECHARGEABLE BATTERY: The MX Ergo is equipped with a rechargeable battery that provides long-lasting power. A full charge can last for several weeks, depending on use. The included USB-C cable makes charging convenient and fast. PRECISION AND SPEED: This mouse features a high-precision tracking sensor, allowing for smooth and precise cursor control. The precision scroll wheel can be switched between tap-to-click and ultra-fast scrolling modes, making it versatile for various tasks. Advanced Connectivity: Provides Bluetooth and USB wireless connectivity options. You can connect it to multiple devices and switch between them easily using the Easy-Switch button. Thumb-Operated Trackball: The trackball is placed on the side of the mouse and is operated by the thumb. This design reduces the need for wrist and arm movement, which may help reduce stress and discomfort, especially during prolonged computer use. CUSTOMIZABLE BUTTONS: The MX Ergo has customizable buttons that can be configured to perform specific functions or shortcuts, enhancing the efficiency of your workflow. Logitech Options Software: Logitech provides software called “Logitech Options” that allows users to customize button functions, adjust pointer speed, and perform firmware updates for the mouse. Graphite Finish: The mouse is available in a graphite finish, giving it a modern, professional look that complements various desktop settings. COMPATIBILITY: The MX Ergo is compatible with Windows and macOS, making it a versatile choice for users of different platforms. Cleaning the trackball: Over time, dust and debris may accumulate on the trackball. Logitech includes a cleaning tool to help users keep the trackball clean and functional. Overall, the Logitech MX Ergo Wireless Trackball Mouse is a reputable choice for those looking for a comfortable, customizable mouse for work or productivity tasks. Its innovative design and features make it a popular choice among professionals and enthusiasts alike.LESS MOVEMENT, BETTER POSTUREWith no need to move the hand around to move the cursor, you can minimize movement and maximize performance. The trackball creates 20% less muscle fatigue in your hand, wrist, and forearm than a regular mouse. Plus, the unique adjustable tilt of MX ERGO lets you choose a 0 or 20° angle and instantly improve your wrist and forearm posture. Cruise through your workday with more comfort, ease, and focus on what needs to be done.