Lenovo offers the Lenovo Bluetooth Laser Mouse, model no. N6901A, for $39.99. Coupon code "USPC11JL56482" cuts it to $14.40. With free shipping, that's a buck under last month's mention and the lowest total price we could find by $10. Sales tax is added where applicable. Features include 1,000-dpi laser tracking, scroll wheel, and more. It requires two AA batteries. Coupon expires July 31.