iHome Wireless Laser Netbook Mouse for $5 + $2 s&h
All4Cellular offers the iHome Wireless Laser Netbook Mouse, model no. iH-M182ZB, for $4.95 plus $2 for shipping. That's the lowest total price we could find by $4. It features a 1,600 dpi resolution, 2.4GHz frequency, USB receiver, and more.