... results is much better than monopole RF andbipolar RF Vacuum absorptionMaximum negative pressure can absorb all skin tissues into ... thigh,shrink abdomen,thin waist and beautify arm.5)Vacuum + negative pressure fat-removing+exploding fat function+Tripolar ... for monopolar RF,one handles for cavitation,another one for vacuum)Diameter of probe: 50mmUltrasonic frequency: 40KHzHandpiece Plug Connector: ...