2.4GHz 1000DPI Wireless Mouse with USB Receiver - Grey + Black (2 x AAA)
Material: ABS casing - 2.4GHz wireless technology - Operating Range: 10 meters - Resolution: 1000DPI - Supports Windows XP / Vista / Win7 / Mac OS 10.4 or later - Comes with USB receiver - Powered by 2 x AAA batteries (included)