Mutifunctional Electric Spine Chiropractor 3 Gears Adjustable Electric Massage Gun Electric Spine Adjusting Tool 100‑240VEU Plug Item Type: Electric Spine Chiropractor Product Size: Approx. 17 x 14 x 5cm / 6.69 x 5.51 x 1.97in Strength: 3 gears adjustable: "-" = 150N "O" = 300N " = " = 450N Function: 1. Body massage: Provide stable and powerful force, more effective and more comfortable massage, 2. It is suitable for scoliosis, thoracic spine and spine pain, can be used for joint relief, cervical spine adjustment, thoracic spine massage, cervical spine massage, whole body massage health care 3. Principle of physical pressure massage: Imitating human hand massage, adjusting bones, straightening the spine, dredging upright immediately, getting rid of pain, making people refreshed and energetic. It can be in contact with the skin below 2.3cm, effectively adjust the bones, massage once, make the relaxation time longer. Will provide stable and powerful strength, more efficient and more comfortable Applicable symptoms: 1. Neck syndrome: Headache, dizziness, insomnia, limited neck movement, neck pain, arm numbness, neck movement disorder. 2. Chest syndrome: Back pain, shortness of breath, loss of appetite, gastrointestinal disturbances 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: Prevention of degenerative changes in traditional spine health.