Digital Innovations 4230100 Silver/Black RF Wireless Optical EasyGlide Travel Mouse

Digital Innovations 4230100 Silver/Black 1 x Wheel USB RF Wireless Optical EasyGlide Travel Mouse Hand Orientation: Both Hands Power Supply: 1 x AAA Battery Operating Time: up to 8 months Distance: up to 30 feet System Requirement: PC with Windows XP/Vista/Win7 or Mac OS X v10.4 or above, available USB port