Optical Mouse with Number Pad

The USB Numeric Keypad and Optical Mouse provides desktop and
notebook users an instant benefit of a full-sized, external numeric keypad
in conjunction with an optical mouse.

It's plug and play so theres no driver to install

A transparent cover avoids touching numeric key while using mouse function

Features:

Great for Laptop users, by combining with a numeric keypad and mouse
The 19-key layout provides efficient and convenient access to your numeric keys
The 1000 dpi resolution optical mouse provides smooth and accurate operation
 Large scrolling wheel for better surfing on internet
13mm x 13mm numeric key makes it more compact
Similar to the soft touch feeling of notebook key
Driver-Free
   
System Requirements:

 IBM or compatible PC or Laptop
 USB port
 Microsoft Windows Vista / 98SE / ME / 2000 / XP