Buy.com has the Newton MoGo Wireless Bluetooth PC Card Mouse with a Bluetooth Adapter for $19.99 with Free Shipping for a limited time.

The MoGo MouseBT is a business-card sized, Bluetooth-enabled mouse that stores and recharges neatly insidethats right, insideyour laptop computers PC card slot when its not being used. MoGo MouseBT is a technologically advanced wonder, featuring patent-pending optics and a system that automatically levers the mouse up into your hand as you work. With no batteries to replace, the MoGo MouseBT recharges in less than an hour in the PC card slot of your laptop. It’s compatible with any laptop, either PC or Macintosh, which is equipped with a PC slot, Bluetooth hardware and software.