Amazon has the Logitech MX 1100 Wireless Laser Mouse for $19.99 (79.99 – 50 instant savings – 10 MIR) with Free Shipping for a limited time. The $10 mail-in-rebate expires December 31, 2009.

The Logitech MX 1100 2.4GHz wireless mouse features ten programmable buttons, two tracking modes (up to 1600dpi), up to nine months of battery life, and more.