Logitech Nano Cordless Laser Mouse ( Model V550 )

With a Clip-and-Go dock that lets you attach your mouse to your laptop, the Logitech V550 Nano laser mouse gives you one less thing to carry. It features a super-small nano-receiver, hyper-fast scrolling, an enhanced 2.4GHz for more robust, reliable performance and an extra-long battery life (up to 18 months) and low-battery indicator.