The mouse is in spite of, or perhaps because of their design quite well in your hand and glides easily over the surface. You can scroll vertically and horizontally by wiping and press the left or right button, but not simultaneously.
This prevents the use in CAD programs, my real reason for the acquisition.
The installation was simple, the configuration program is however hampelig, you can not check immediately the speed changes but must get in and out.
So a star deduction for the same time not to be operated paddles and a deduction for the optimization potential in the configuration.