Main Features:
● Ergonomic design fits your palm to the maximum extent， give best comfort and support of long time use for each day
● Powered by 2 x AAA battery ( not include )
● Built-in energy saving system
● Battery status indicator tells when the battery is running low
● Easily and quickly encode the folder for security
● 2.4GHz transmission and 10 meters of wireless range give user more freedom and no interference of movement
● USB mini receiver， plug-and-play
● Adjustable DPI button: You can optionally adjust the sensitivity and resolution of the mouse according to your need