Lenovo offers its Lenovo KM5922 Wireless Keyboard and Mouse Combo in Black, model no. 888014856, for $59.99. Coupon code "LENOVODEAL856" cuts it to $23.99. With free shipping, that's the lowest total price we could find by $31. The 2.4GHz keyboard features a mini wireless receiver and a floating-style design. Coupon expires March 19.