Power on with the M705 Marathon wireless laser mousea 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 & away you go. Laser tracking delivers smooth, responsive cursor control, its sculpted shape provides natural comfort for your hand, & hyper-fast scrolling lets you fly through long documents & web pages. Connector / Port / Interface: USB 2.0; Left / Right Hand Use: Right; Mouse Technology: Laser; Wired / Wireless: Wireless.