Logitech M570 910-001799 Black 1 x Wheel USB RF Wireless Laser Trackball Hand Orientation: Right Hand Power Supply: 1 x AA Battery Operating Time: 18-month battery life Distance: Up to 30 feet Operating System Supported: Windows XP, Windows Vista or Windows 7 Mac OS X 10.5 or later System Requirement: USB port, Internet connection for software download Version: Standard Package Contents: Trackball Logitech Unifying receiver 1 AA battery User documentation
