Features 1??50N / 100N / 150N / 200N / 250N / 300N a total of 6 gears strength for effective massage effect, convenient to use. 2??Can relieve pressure on the neck, provide steady and powerful strength, more effective and comfortable massage. 3??Can be used for joint pain relief, cervical adjustment, thoracic massage, cervical massage, whole body massage. 4??Easy to use, lightweight, safe, durable, portable home massage tool, suitable for all people to use. 5??304 Stainless steel material, corrosion resistance, heat resistance, low temperature resistance, high strength, good mechanical properties. Specification Item Type: Spine Correction Massager Material: Stainless Steel 6 Gear Strength: 50N??100N??150N??200N??250N??300N Function: 1. Body Massage: Provide stable and powerful force, more effective, more comfortable massage 2. Suitable for scoliosis, thoracic and spinal pain, can be used for joint relief, cervical adjustment, thoracic massage, cervical massage, whole body massage 3. Physical pressure massage principle: imitate the human hand massage, adjust the bone, straight spine, make people energetic. Can contact with the skin below 2.3cm, effectively adjust the bones, massage once, the relaxation time is longer. Will provide stable and powerful strength, more effective, more comfortable Instructions: 1. When using, it is forbidden to hit the air, and the rubber head must have force. 2. Adjust the bottom massage head according to the use needs 3. Speed regulation: stepless speed regulation, there is no specific gear, the front of the section down, the strength becomes larger, twists up, the strength becomes smaller Operating Instructions: 1. Put the handle of the spine correction massager on the palm of your hand.Place the rubber head on the part of the body that needs to be massaged and apply force downward.Pull the black part of the spine correction massager into your palm and pull it back and forth. 2. Frequent use of high frequency, please add appropriate lubricating oil. Indication Symptom 1.Cervical syndrome: headache, dizziness, insomnia, limited neck mobility, neck pain, arm numbness, neck ovement disorder. 2.Thoracic syndrome: back pain, shortness of breath, poor appetite, gastrointestinal disorders. 3.Lumbar syndrome: acute and chronic low back pain, lumbar disc herniation, legs and feet numb. 4.Pelvic syndrome: sacroiliac joint subluxation, sciatica, toe feet. 5.Scoliosis: the prevention of regressive lesions of the conventional spine health. Contraindication 1.The eyes and the surrounding area, the myocardium, the spinal cord, the gonads, the kidneys and the liver. 2.Blood disorders, coagulation problems or the use of anticoagulants. 3.Polypus in the area of treatment. 4.Thrombosis. 5.Tumor diseases. 6.Polyneuropathy. 7.Growing cartilage in children. 8.Therapy using corticoids. 9.Inapplicable on areas in proximity to large nerve bundles, bundles, blood vessels, the spinal cord and the head. 10. Heart disease, diabetes, pregnant women, and other major diseases. Package List 1 x Spine Correction Massager 4 x Functional Head 2 x Rubber Head 5 x Rubber Rings 1 x Storage Box 1 x Manual