This mouse works great and for the price you cant beat it. I have five different cordless mice and this is one of two that I use with my laptops. Works well with both mac and pc laptops.
Light weight, and tracks fast no lagging.
Recommended.

Nano Receiver – Small enough to plug in once and leave connected.
Wireless – Plug in nano receiver and go wireless. 2.4GHz reliability and performance.
Nano Slot – Convenient nano receiver storage for when you need it.
Comfort Grip Smooth, rubberized grip designed for comfort and control.
Package includes: Mouse, Nano receiver, Software CD, 2 x AAA Batteries, Quick Start Guide