Buy.com has a Logitech MX 610 Laser Cordless Mouse, USB, PS/2 for $19.99 after $20 rebate with Free Shipping. Specs.
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- As the world’s first smart mouse, it extends battery life by syncing with your PC; it sleeps, wakes up, and shuts down when your PC does. n
- The MX 610 also detects and eliminates wireless interference and alerts you when the batteries are low.