Positives:
Very light
Very accurate
Very good skate teflons.
Control screen below which allows to change these parameters without going through the driver
Neutral points:
Ambidextrous shape
Wired
tres moyen scroll button
Negative points:
Distance too great lift (1cm)
buttons on the right can not be used by a right-handed
No driver mac
A good mouse but sensei is better (but more chére)