Logitech Wireless Mouse M510
Logitech Unifying receiver (up to 6 devices - small profile, plug it in and forget it)
2 AA batteries (INCLUDED)
3-year limited hardware warranty
Based on Camelcamelcamel, this is the lowest price this mouse has ever been on Amazon (and has not hit this price since Mid January of this year).
Free Shipping for Prime Users or Over $25 in cart for non-prime.