Ergonomic Left-Handed Wireless Vertical Mouse, 2.4G, 3 Adjustable DPI (800/1200/1600), Specially for Left Handers

LEFT-HANDED ERGONOMIC VERTICAL MOUSE -- Specifically-designed for left-handers, encourages healthy neutral " handshake" wrist and arm positions for smoother movement and less overall strain. Recommended to Repetitive Strain Injuries RSI User and user works particularly long periods on the computer. ( 2 AAA batteries needed, not included )The usb receiver for the mouse is in a small transparent bag inside the box, thanks!!
EASY TO USE, PLUG & PLAY -- Strong and reliable 2.4GH z wireless connection, one USB receiver at the bottom of mouse, just Plug and Play! The usb receiver for the mouse is in a small transparent bag inside the box, thanks!!.
The left-handed mouse dimensions: 5.0 * 3.0 * 2.5 inches. NOT compatibility with Mac OS
MULTIFUNCTION AND CONVENIENT -- Easy access to multiple usage 3-level DPI (800/1200/1600) suit both ordinary and gaming needs, with premium optical engine, allows quicker response, smoother tracking and higher precision movement.
POWER-SAVING MOUSE AND WIDE COMPATIBILITY-- An independent On/Off switch button on the bottom which helps save energy effectively. Besides, it will automatically enter into sleeping mode after 8 minutes idle. Press right or left button for it to wake immediately. ( 2 AAA batteries needed, not included ). Compatible with Windows 7, 8, 10, XP, 2000, CE, Vista and Linux etc. The usb receiver for the mouse is in a small transparent bag inside the box, thanks!!
GREAT CUSTOMER SERVICE -- Rest assured that all ourergonomic vertical mouse have unconditional 6-month product warranty ( Replace or Refund ) as well as lifetime easy-to-reach technical support