Verbatim 97992 mouse RF Wireless Optical

Blue LED - Navigate your computer anywhere, on virtually any surface with precision and control without the annoyance of it not working.
Multi-surface - Blue LED technology allows this mouse to be used on a glass desk surface, granite counter tops, hardwood floors, or even airport carpeting.
Contour shape - Use this mouse comfortably for hours with ergo- friendly shape and easy grip surface.
Wireless - Plug in the Nano receiver and forgot about it! The small receiver plugs into your laptop's port and can stay; no need to plug and unplug bulky receiver or deal with cords.
Low Power - Efficient low power consumption requires only one AA battery
Blue LED technology may not work on some glass or mirrored surfaces.

Wireless, multi-trac, blue LED, optical, black

Features:

• Device interface: RF Wireless
• Buttons quantity: 2
• Movement detection technology: Optical
• Scroll: Y
• Scroll type: Wheel
• Wireless receiver interface: USB
• Receiver type: Nano receiver
• Product color: Black
• Number of products included: 1
• Power source: Batteries
• Number of batteries supported: 1
• Battery type: AA
• Windows operating systems supported: Y
• Mac operating systems supported: Mac OS X 10.4 Tiger,Mac OS X 10.5 Leopard,Mac OS X 10.6 Snow Leopard,Mac OS X 10.7 Lion,Mac OS X 10.8 Mountain Lion
• Receiver included: Y
• Batteries included: Y