Lenovo offers its Lenovo N3901A Wireless Mouse in Black, model no. 57Y6573, for $29.99. Coupon code "USP1SP46573" cuts it to $9.99. With free shipping, that's tied with our June mention as the lowest total price we've ever seen for this mouse. (It's also a current price low by $20.) Sales tax is added where applicable. This mouse features a 1,000 dpi resolution, 2.4GHz wireless technology, and more. Deal ends September 24.

Of note, Lenovo also offers the Lenovo N3903A Wireless Mouse in Blue, model no. 57Y6693, for $39.99 before coupon code "USP1SP46693", $13.99 after. With free shipping, it's the lowest total price we could find for this mouse in any color by $14.