Lenovo offers its Lenovo N3903A Wireless Mouse in Metal, model no. 57Y6596, for $39.99. Coupon code "USPC11JN26596" cuts it to $13. With free shipping, that's tied with our mention from four weeks ago and the lowest total price we've seen for any version of this mouse. Sales tax is added where applicable. This mouse features a 1,200 dpi resolution, USB transmitter, and more. Two AAA batteries are required, but not included. Coupon ends June 10.