Evoluent VerticalMouse 4 Right VM4RB White Bluetooth Wireless Optical Mouse

Evoluent VerticalMouse 4 Right VM4RB White 6 Buttons Scroll Wheel Bluetooth Bluetooth Wireless Optical Mouse Hand Orientation: Vertical Resolution (DPI): 2600 dpi Power Supply: 1 x AA Battery Operating Time: Good for about 3 months of average use. System Requirement: Bluetooth connectivity. Includes Mac OS X driver for programming 6 buttons. The driver is not required. VerticalMouse 4 still has basic functionality without the driver. Parts: 2 Years limited Labor: 2 Years limited