Lenovo has the Lenovo M3803A Wired USB Mouse (black) for $20 - $14 off with coupon code USP1MA426973 [Exp 5/15] = $6 with free shipping. Normally found for around $15+ on the web. Features 1000 DPI, weight block and metal trimming.
Lenovo Wireless Mouse N3903 (Blue) for $12 shipped w/ code USP1MA426693 [Exp 5/15]
Deal has expired