SO easy to use - lay on the floor, put your ankles on top of the machine, turn it on and let it do the work.
Primary benefit is increased circulation in the legs but it feels so good. You control the time and intensity according to your condition. After it stops, you should still lay there as you feel the energy (chi) moving in your legs.
Only reason I am selling it - is that I have 2 of them
I live in Carlsbad, but am up in Tustin once a month. I can bring it up there on Thurs 11/20 or Tues 12/2