Today only, PricePlunge offers the Microsoft Notebook Optical Mouse 3000 in Gray, model no. B2J-00001, for $7.99. With $1.99 for shipping, that's tied with last year's mention as the lowest total price we've seen. (It's also a current price low by a buck.) It features a 1,000 dpi resolution, 4-Way scrolling, tilt wheel, magnifying tool, USB connectivity, and more.