Left-hand Ergonomic Vertical Mouse - A great ergonomic mouse for left-handers, encourage healthy natural ¡°handshake¡± wrist/palm position for the most comfortable grip, less wrist strain. Recommended to repetitive strain injuries RSI users and people who work particularly long period on the computer. Mouse dimensions: 4.3*2.6*2.2 inches. ¡¾Reminder: Please confirm the size before buying it. ¡¿ Sensitive Click, Less Noise - 800/1200/1600 DPI level available, easy to change the cursor sensitivity by just pressing the DPI button,allows fast response, smooth tracking and precise movement. Quiet click with less noise, no disturbing others besides you. A superior choice for internet surfers, gamers and people working at the computer. Advanced Functionality - Added side buttons for ¡°Page Forward¡± /¡±Page Back¡± function provide big convenience when browsing web page. ¡¾ NOTE: The vertical mouse can not fully compatible with Macbook, Mac os x operating system. The backward and forward browsing buttons will not work, and the scrolling is contrary to Mac. (Because Apple company product only support its own system) ¡¿ Plug & Play - Just plug the included Nano receiver into the USB port of your computer, no other additional software needed. Provides a stable, powerful wireless connection up to 10m, very easy to use. ¡¾Note: The USB receiver is stored in the battery compartment of the mouse and it needs a one AA 1.5V battery, not included in the package¡¿ Great Compatibility - Compatible with most system including Windows 7 / 8 / 10, XP, Vista and Linux. Fit for Notebook, PC, Laptop, Computer, and other device. ¡¾ Not fully compatible with Apple products¡¿
