... circulation,Reduce fatigueFeature: 1. Combine the new low frequency ultrasound Cavitation, RF,Vacuum, 635nm Diode Laser four technology in one machine, achieve ... machine, to achieve slimming and tighten skin together! Ultrasound cavitation process starts with ultrasound waves, which create a bubble in ... and elastic fiber renascence to speed up the cells metabolism. Cavitation+RF+e-light Laser+Vacuum