Relax your arms and hand with the ergonomic design of the Ergo M575 Wireless Trackball Mouse from Logitech. Experience optimal control with the integrated trackball, allowing you to control the cursor with just your thumb, alleviating the need to move the mouse around your desktop. The ergonomic shape is sculpted to fit your hand, providing maximum comfort during prolonged use, making this ideal for users who have limited space and spend a lot of time on their computer.The M575 provides dual support with 2.4 GHz and Bluetooth connectivity. The 2.4 GHz USB Type-A adapter is compatible with Windows and macOS systems, while Bluetooth connectivity supports Windows, macOS, and iPadOS, making this device suitable for mobile use.Trackball ControlM575 uses a trackball controller, allowing you to move the cursor with just your thumb and no additional movement from your arm. This reduces fatigue and provides comfort during prolonged periods of use. Additionally, you do not need to move this device at all, making this ideal for compact workspaces.Engineered for ExcellenceLogitech designed the ERGO M575 for long-lasting use, able to withstand more than three million clicks. The advanced optical sensor provides smooth and tactile response, giving you pinpoint accuracy that can be fine tuned up to 2000 dpi. Additionally, you can experience up to 24 months of usage off a single AA battery with ultralow power consumption for prolonged, uninterrupted use.