Perixx PERIMICE-713 Wireless 2.4 G Ergonomic Vertical Mouse 3 DPI Levels 6 Buttons

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 33 ft. operating 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 needed (batteries are not included in the package) System requirements - Windows 7, 8, 10 and above Mouse Dimensions - 4.92 x 2.44 x 3.03 inches Operating range - around 33 ft. DPI - 800/ 1200 (default)/ 1600