Meritline offers the Microsoft Wireless Mobile Mouse 3500 in Storm Gray Metallic (pictured), model no. GMF-00133, or Sangria Red Metallic, model no. GMF-00134, for $16.99. Coupon code "MLCK723FNL1" cuts it to $12.99. With free shipping, that's tied with our mention from last month and the lowest total price we could find by $2, although it was $3 less back in May. 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. Coupon expires after 100 uses.