Logitech Ergo M575 Trackball Wireless Mouse

Work in your comfort zone-the ergo m575 is a wireless trackball designed for comfort, reducing arm movement and keeping your hand and arm relaxed. shaped for your hand-ergonomically designed to fit your hand, minimizing fatigue with no need to move your arm to control the cursor. thumbs up for thumb control-precise trackball control with smooth thumb movement and a high-performance optical sensor for accuracy and low power use. more space for your stuff-compact design perfect for tight workspaces, leaving more room for papers, personal items, or even snacks. up to 24-month battery life-lasts up to 2 years on a single aa or up to 20 months with bluetooth low energy