Left-Handed Ergo Mouse - Natural ergonomic vertical with a left-handed design. 6-button mouse to increase your productivity; Recommended for users with muscle strains and particularly for those who work long periods on the computer
3 DPI Levels - Optical sensor for accurate navigation. Mouse sensitivity can be changed with the DPI control button. Adjustable 3 DPI levels of the 800/ 1200 (default)/ 1600
Wireless Freedom - Wireless 2.4GHz ergonomic vertical mouse provides up to 10 meters operation range. Nano USB receiver with storage compartment, easy for you to store your USB
Power-Saving - Built-in power ON/OFF switch button and power-saving function. Two AAA batteries are needed (batteries are not included in the package)