Staples offers the Microsoft Wireless Mobile Mouse 3500 in Poppy Red (pictured), model no. GMF-00013, or Turf Green, model no. GMF-00134, for $9.99 with free shipping. That's $3 under our mention of a different color from July, and the lowest total price we could find now in any color by $6. Sales tax is added where applicable. This wireless mouse features BlueTrack technology (which purportedly works on more surfaces than optical or laser technology), a nano transceiver, on/off switch, and more. Deal ends October 13.