Features: -There are 4 massage heads in total, which can increase the massage area and achieve 4 times the effect. -Using high-frequency vibration, the peak value is 9600 rpm, which can relax the deep fascia. -Adopting a four-link transmission system to ensure that the intensity of each massage is consistent and the working state is stable. -Can be used to massage thighs, calves, soles of feet, waist, neck and other parts. -With 20 levels of intensity that can be adjusted, 1-5 levels are suitable for fascia relaxation, 6-10 levels are suitable for muscle awakening, 11-15 levels are suitable for deep fatigue relief, and 16-20 levels are suitable for professional massage. .