Adesso iMouse E9 mouse Left-hand USB Type-A Optical 2400 DPI

This iMouse E9 Left-Handed Vertical Ergonomic Mouse is designed with a vertical orientation and a contoured shape that provides a uniquely comfortable user experience. Designed specifically for left-handers, this wrist-friendly contour support, you will hold your hand in a healthy œhandshake position which is the neutral position of your forearm. This feature prevents your forearm from twisting when using this vertical ergonomic mouse. Featuring two ergonomic buttons that are located conveniently on the side of the mouse allowing seamless back and forth browsing. The 800/1200/1600/2400 switchable DPI control provides four levels of mouse cursor speed that works in different environments. iMouse E9 - The advanced optical sensor technology keeps the mouse precisely on point and lets you work on most glass, wood, marble and leather surfaces without a mouse pad.

• Ergonomic Vertical Design Made For Left-Handers - Our Left-Handed vertical ergonomic design helps you achieve a more natural grip, better support, and natural wrist position. With our sleek design and added support, the Adesso Vertical Ergonomic iMouse E7 is perfect for long hours of use.
• Adjustable 4 Level DPI Switch (800 / 1200 / 1600 / 2400) - Attain higher precision and better accuracy with your choice of 4 DPI levels. From 800 ,1200 1600 and 2400 the easily-accessible DPI button lets you quickly switch between the various computer tasks you partake throughout the day.
• Enhanced Optical Sensor - Optical sensor technology improves precision and even lets you work on most glass,wood,marble and leather surfaces without a need of mouse pad.
• Back & Forward Buttons For Convenience - Two Internet navigational buttons, back and forward, are conveniently located on the left side of mouse to provide you with Internet browser control with minimal hand movement.