Microsoft Wireless Mouse Winter Blue

From the Manufacturer:

This practical optical mouse features a tiny snap-in
receiver that plugs into your notebook when youÂ?re
ready to work, and snaps into your mouse when youÂ?re
on the go. Extended battery life lets you work longer
without interruption.

Product Features:

    * Microsoft BX3-00001 Wireless Notebook
      Optical Mouse (Winter Blue)
    * Scroll wheel optical mouse
    * Customizeable buttons
    * Ambidextrous design makes working
      more comfortable
    * Connects with tiny snap-in receiver
      connects that plugs into your notebook

Additional Features:

    * Snap-in receiver: A small receiver snaps into
      the bottom of the mouse when it is not in use.
    * Three times the battery life: Work longer without
      interruption. New optical technology helps extend
      battery life to as much as three times that of
      competing products.
    * Optical technology: An optical sensor tracks mouse
      movement, giving you greater durability, increased
      speed, improved accuracy, and more consistent performance.
    * Comfort for either hand: The latest mouse design makes
      clicking and scrolling more comfortable and
      convenient�no matter which hand you use.

Technical Details:

    * PC Compatibility: Windows XP Home/Professional,
      Windows 2000, Windows Me, Windows 98
    * Mac Compatibility: Mac OS X version 10.1
      to 10.3.x (excluding 10.0)
    * Connectivity: An available universal
      serial bus (USB) port
    * Other: CD-ROM drive