Lenovo has its Lenovo N60 Wireless Mouse on sale for just $7.99 w/free shipping!
Use code USP1AP421264
“Lenovo Wireless Mouse N60 is a three-button wireless optical mouse with a nano dongle making you to enjoy the free control without the disordered cables and it’s no need to remove the dongle when moving the system. The operation range is above 10 meters in order to maximize your freedom. With slim ID design, thickness of 26mm, match U series notebook.1.2.4G wireless mouse 2. Mini size dimensions , 26mm(H) 3. As far as 10 meters control distance 4. 1000 dpi optical solution”