Logitech M325 or M317 Wireless Advanced Optical Mouse

Advanced optical mouse with responsive tracking
Wireless mouse reduces workspace clutter
3-button mouse for better functionality and fast scrolling capability
Compact and portable, measuring 2.24 by 3.73 by 1.54 inches (H x W x D)
Single AA battery powers your mouse for over a year
Requires Windows XP, Vista, 7, Mac OS X 10.5 or later and Linux Kernel 2.6+ for operation
Backed by 3-year limited warranty