Amazon offers its Amazon Prime members Logitech M305 Cordless Optical Mouse in Silver, model no. 910-000928, for $11 with free shipping. (Non-members can spend over $25 to qualify for free shipping; otherwise, shipping costs $5.58.) That's tied with our expired mention from two days ago and the lowest total price we could find by $5. This 2.4GHz wireless mouse features a nano-receiver, 1,000dpi tracking, and more.

Note that this mouse will be back in stock on August 21.