Built-in battery,easy to charge by micro usb cable,no more need for extra AAA battery.
Special soundless design for the right and left buttons, you can use it in your office to build a quiet office atmosphere.
Compatible with most system including Windows, Mac and Linux. Fit for Notebook, PC, Laptop, Computer, Macbook and other device.Note: NOT compatible with Apple iPhone, iPad ,MacBook 2016 .
6 buttons: scroll wheel, page forward, page backward, left button, right button, DPI key. Can click the side (forward/backward) buttons to go to the next or previous page.
Using high-performance optical chips, up to 1600 dpi, can be applicable to all kinds of games, accurately tracking.