Ending today, Best Buy Computing Clearance offers the Dynex Wireless Optical Mouse in Blue, model no. DX-NPWLMSE-BL, for $4.99. Coupon code "PROTECT24" drops it to $3.79. With free shipping, that's pennies under yesterday's mention and the lowest total price we've seen for this mouse. Features include 1,250 dpi resolution, two buttons, and more.