[SilverRed]

If you only cared about the basic functions, you could have got a much cheaper mouse.

[wruza]

Since when RGB Rainbow became Enhanced Function and dpi/buttons/accel/grip/etc became basic?

[stavros]

Well, since every mouse has dpi/buttons/axxel/grip/etc and not all mouses have RGB Rainbow.

[corobo]

When you buy the mouse with the RGB lighting over the one that doesn't include it