Power on with the M705 Marathon wireless laser mouse—a wireless mouse that runs for up to three years on one set of batteries. Setup is easy, as all you do is pop in the tiny, leave-in Logitech® Unifying™ receiver and away you go. Laser tracking delivers smooth, responsive cursor control, its sculpted shape provides natural comfort for your hand, and hyper-fast scrolling lets you fly through long documents and web pages. Connector/Port/Interface: USB 2.0; Left/Right Hand Use: Right; Mouse Technology: Laser; Wired/Wireless: Wireless.