Logitech M505 Silver Wireless Laser Mouse

Hand Orientation: Both Hands Operating Time: 15-month battery life (Battery life may vary based on user and computing conditions) Operating System Supported: Windows XP, Windows Vista, Windows 7 Mac OS X 10.4 or later System Requirement: USB port Features: Logitech Advanced 2.4 GHz wireless Logitech Unifying receiver Ergonomic design Laser precision Parts: 3 years limited Labor: 3 years limited