Logitech M705 Marathon Mouse.

A wireless laser mouse from Logitech that lets you power on with a three year battery life and a tiny, leave in receiver. Laser precision means youll enjoy smoother tracking on just about any surface. Includes Logitech Marathon Mouse M705, Mouse Ware Software, User Guide on CD-ROM, USB. Laser. 5 buttons. Scroll wheel. Battery indicator light. Approximately 36 months battery life. Batteries required 2 x AA batteries not included. Manufacturers 3 year guarantee.