The stepless speed control is not particularly extensive, a switch would have there been enough or even from zero to maximum, but so ... anyway, the two frequencies are well chosen and afford amazing. An intense massage succeeds in a self or partner. The two massage heads glide perfectly along the spine.
The only thing is stupid, is that you should stop after 20 minutes, so as not to damage the unit.
The pigtails are not ideal, therefore, who are with the extended fingers ok, I would have still some desired that are cushioned somewhat. The heat is great.
In short, super value and money.
Update occurs.
