Provides improved accuracy and precise mouse with Excellent Optical Tracking, it has got Combination Positioning accuracy and Circuit Protection, WL 200 - Wireless Optical Mouse, 2.4 G wireless technology Easy to install plug and play, Working Distance : Upto 10 meters, System supported : Windows 2000/XPNista/Windows7/Mac, Resolution: 1200 DPI, 2 x AAA Batteries included, Ergonomic design can be used both left and right hand, Battery life upto 10 months, Fashionable and novel design, Nano USB-receiver which can be stored in the mouse when you're on the move.