Adesso iMouse T40 Wireless Ergonomic Finger Trackball Mouse with Nano USB Receiver, Programmable 7 Button Design, and 5 Level DPI Switch, for Left and Right Hand

The trackball design allows users to use their fingers to move cursors on screen, reducing excessive hand movement. The mouse uses a 2.4 GHz radio frequency, offering a wireless range of up to 30 feet. Every mouse button can be customized to your preferred function with its programmable driver. With its 5 levels of DPI resolution (400 - 4800) The tactile trackball simultaneously provides superior accuracy and smooth motion, reducing hand movement and desk space requirements. Cleaning is simple! Just push the trackball outward from its back, clean it and push it back in place. Its ergonomically contoured large size makes helps relieve wrist pain, which maintaining your productivity.

• Ergonomic contour design - Minimizes pain and discomfort in forearm muscles from twisting, which can cause carpal tunnel syndrome.
• Built-in 1.5” large trackball with optical sensor - accurately and precisely tracks with less muscle movement for maximum comfort.
• East to install programmable driver - friendly user interface that lets you change button assignments, DPI sensitivity, scrolling speed.
• Removable trackball - Can Be easily removed by pushing the trackball from underneath the mouse.
• Adjustable DPI switch - adjustable cursor moving speed from 400-4, 800 DPI.
• Ergonomic contour design - Minimizes pain and discomfort in forearm muscles from twisting, which can cause carpal tunnel syndrome.
• Note : In case of Wireless mouse, the USB receiver will be provided inside or along with the mouse
• Built-in 1.5” large trackball with optical sensor - accurately and precisely tracks with less muscle movement for maximum comfort.
• East to install programmable driver - friendly user interface that lets you change button assignments, DPI sensitivity, scrolling speed.
• Removable trackball - Can Be easily removed by pushing the trackball from underneath the mouse.