·800DPI high Resolution,over 20 million times of key life.
·High precision optical mouse ergonomic design.
·Plug and play,no-driver required.
·Sroll without needding scrollbars.
·Roll the wheel for the easiests crolling in application.
·Without clicking in scrollbars.
·Press the wheel for the extra mouse button.
·Optical tracking engine
·The optical tracking sensor accurately scans the surface of your desktop many times every    second for smooth and fast cursor tracking on your computer screen.

OEM . We can do as your Brand.