Features： 1、Powerful Force: Chiropractic adjustment tool provides stable and powerful force, more effective and more comfortable massage. 2、Multi Uses: Spine adjuster tool can be used for joint relief, cervical spine adjustment, thoracic spine massage, cervical spine massage, and body massage for health care. 3、10 Levels Adjustment: Manual chiropractic tool has 10 levels to adjust, that is 30N, 60N, 90N, 120N, 150N, 180N, 210N, 240N, 270N, 300N. 4、With 4 Function Heads: Exquisite workmanship, equipped with four interchangeable heads, one machine can be used for multiple purposes, which can meet the needs of different people. 5、Easy To Use: Lightweight, safe, durable, portable, sturdy home massage tool for everyone. 15 minutes a day reduces stress on your neck and is more effective than chiropractic. 6、Stainless Steel Material: The whole body is made of 304 stainless steel material, rust resistance, heat resistance, low temperature strength, good mechanical properties. Specification： Item Type: Chiropractic Adjustment Tool Material: Stainless Steel Function: 1. Body massage: provide stable and powerful force, more effective and more comfortable massage. 2. It is 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. 3. The principle of physical pressure massage: imitate human hand massage, adjust bones, straighten the spine, immediately dredge upright, get rid of pain, and make people refreshed and energetic. It can be in contact with the skin under 2.3cm to effectively adjust the bones and massage once to make the relaxation time longer. Strength Adjustment: 30N, 60N, 90N, 120N, 150N, 180N, 210N, 240N, 270N, 300N Adaptation Symptoms: 1. Neck syndrome: headache, dizziness, insomnia, restricted neck movement, neck pain, numbness in the arms, and neck movement disorders. 2. Chest syndrome: back pain, shortness of breath, loss of appetite, gastrointestinal disorders, 3. Lumbar syndrome: acute and chronic low back pain, lumbar disc herniation, numbness of legs and feet. 4. Pelvic syndrome: sacroiliac joint subluxation, sciatica, toes 5. Scoliosis: prevent traditional spinal health degenerative diseases. Package List： 1 x Chiropractic Adjustment Tool 1 x English Manual 2 x Rubber Cover 4 x Rubber Rings 4 x Functional Heads 1 x Storage Box