About the Mouse
Silent mouse: The left and right buttons and wheels of the mouse are silent so you can use it in a library or other places without worrying about annoying people.
DPI Adjustable: The mouse can be adjusted with 3 DPI levels from 800-1200-1600, so you can adjust the cursor speed.
BATTERY OPERATED MOUSE: The mouse is battery operated, it is split into one AA battery powered version and 2 AAA batteries, both are shipped randomly.