Logitech MX ERGO Advanced Trackball Mouse

Say no to fatigue or discomfort after a long day at work. MX ERGO is crafted for the shape of your hand and built for fast and precise tracking. Adjust your hand and wrist posture with the unique 0 or 20° tilt angle to conquer those lengthy decks and spreadsheets with ease — all the way from start to finish. With 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. Work in comfort — even in the limited space at home.  The hand-crafted shape of MX ERGO ensures full palm support, while the soft rubber offers a comfortable grip. Easy thumb control makes excellent tracking and accuracy part of your daily routine. The precision mode button (DPI) lets you seamlessly switch between precision and fast-tracking modes. Get things done faster with the quick access to shortcuts. The precision scroll wheel features horizontal scrolling and a convenient middle click. 8 buttons, 6 are programmable. USB nano- receiver and micro-USB port for fast charge.