... skin -zapping away "impossible to diet away" fat. GB-818 Portable Ultrasound Massager-1MHz frequency-penetrate deep tissue beneath skin ... -zapping away "impossible to diet away" fat.GB-818 Ultrasound Massager, with the principle of ultrasonic wave and ... the hips, thighs, calf, arm, and stomach, remove stubborn fat efficiently, iron wrinkles, promote metabolism, andexcrete skin waste --making ...