Lenovo offers its Lenovo N30B Wireless Optical Mouse, model no. 55Y9360, for $29.99. Coupon code "USPC11S29360" cuts it to $10.50. With free shipping, that's tied with our November mention as the lowest total price we've seen on this mouse. (It's also a current price low by $12.) Sales tax is added where applicable. Features include 1,000 dpi sensitivity, a 12-foot range, 3-month battery life, and more. Coupon ends September 13.