As one of its daily deals, Best Buy offers the Logitech Anywhere MX Wireless Mouse, model no. 910-002896, for $27.99 with free shipping. That's $2 under our Cyber Monday mention and the lowest total price we could find by $7. (We saw a refurbished unit for $22 shipped in January.) It features dual side buttons, laser tracking, and a Logitech unifying receiver. Deal ends today.