Microsoft 3500 Wireless Mobile Mouse - Cyan Blue .Comfortable design, Right/Left Hand Use, Wireless, USB 2.0 with Nano transceiver for...

Microsoft 3500 Wireless Mobile Mouse - Cyan Blue.Comfortable design, Right/Left Hand Use, Wireless, USB 2.0 with Nano transceiver for PC/Laptop/Desktop, works with Mac/Windows Computers Hand Orientation: Both Hands Power Supply: 1 AA battery (included) System Requirement: 100 MB HD for Windows 7, Windows Vista, Windows XP (excluding Windows XP 64-bit) OS, 30 MB HD for Mac OS X v10.4x - 10.6x OS, 1 AA battery (included)