Best Buy offers the Logitech M510 Cordless Optical Mouse in Light Silver, model no. 910-001822, or Blue, model no. 910-002533, for $19.99 with free shipping. That's the lowest total price we could find by $8, although we saw it for $5 less in January. This wireless mouse features a USB nano-receiver and ambidextrous, ergonomic design. Two AA batteries are included.
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