This deal has ended.
This Logitech Wireless Mouse drops from $49.99 to $19.99 at Tiger Direct. Even with $2.29 shipping, this is $27 off the regular price and the lowest price we found anywhere. It's PC or Mac compatible and can function for up to 2 years without a battery charge. There is no sales tax (except FL, IL, NC, TX, GA, SD and ID).