As a laser mouse, the new Logitech V450 Nano offering better precision compare to optical mouse. This mouse works wirelesly and powered by AA batteries that last about a year on a single charge. It’s scheduled for shipment later this month, the V450 Nano compatible with both Mac OS X and Windows XP/Vista. $50.
Package Contents: Logitech® V450 Nano Cordless Laser Mouse for Notebooks; 2.4 GHz Plug-and-Forget Nano-receiver; Logitech® software CD for PC and Mac; Quick-start guide; 2 AA batteries; Desktop USB extension stand; 3-year limited hardware warranty