4 Massage Head: Equipped with 4 therapy head, with different shape, suitable for different parts of the body, easy to replace and install, bring you convenience. Physical Pressure Massage: Imitate human hand massage, adjust bones, straighten the spine, immediately dredge upright, relieve pain, make people energetic. Body Massage: adjusting tool stimulates the normal function of nerve cells and organs, resulting in a rapid recovery of bodily functions, good therapy effect. Design: 9 gears of strength and frequency are , you can regulate it according to needs. Built in high frequency cooling fan to extend machine life. Wide Range Of Applications: Suitable for scoliosis, thoracic and spine soreness, and can be used for joint relief, cervical spine adjustment, thoracic spine massage, cervical spine massage, and body massage for health care.