Special Features:

Wireless mouse; color is silver and black; up to six feet of control from the included receiver; 5 programmable buttons, smooth scroll wheel; usb connectivity; 2aaa or aa batteries included; compatible with windows xp, vista and 7

Properties:

A pointing device, which when moved in any direction on a flat surface, generates a signal to move a cursor and/or tracking symbol on a display device. it may include buttons or wheels that allow the user to select operations and manipulate text and graphics. includes spherical, optical, wireless mouses and the like. excludes trackball, data entry; and joystick, data entry. see also controller, data entry, automatic data processing.