Product selling point: imitating real shiatsu techniques, four-wheel positive and negative kneading massage, can adjust the kneading force in high and low gear, positive and negative direction, high-frequency vibration adjustment, powerful and more powerful, low noise, beautiful appearance, handle design Easy to hold, kneading massage can effectively promote the relaxation of muscles in the head, neck, shoulders, back and other parts, can eliminate fatigue, relieve soreness, 7-level waterproof, not only massage but also wash hair. The base charging interface is Type-c. Built-in 1200 polymer lithium battery, it takes 2 hours to fully charge,