Vita-Mixer 4000 MAXI 2litre
in fact the machine you're looking at is rated Commercial, and is printed right on the label.
this is the one that runs forward and instantly reverses due to a syncronized transmission.
i have one just like it on my kitchen counter 24/7, truely my pride and joy.
anyone who likes smoothies or mocha frappechinos, then this is a must have.