Features 1??3 Strength Levels: Electric spine massage gun with 3 levels of strength can be adjusted, which can provide stable and powerful force to massage your muscles. 2??4 Physiotherapy Head: Chiropractic adjusting massager with 4 replaceable physiotherapy heads, which can be used to treat different parts of the body. 3??Widely Use: Electric spine massager is suitable for joint relief, cervical spine adjustment, thoracic spondylosis, cervical spondylosis and body treatment. 4??Cooling Fan: Electric spine chiropractor built in a high frequency cooling fan to cool the machine when using, which can effective extended service life. 5??Body Recovery: Spine corrector gun can stimulate the normal function of nerve cells and organs, help to get rid of pain, and quickly recover the body discomfort. Specification Item Type: Electric Spine Chiropractor Material: ABS Size: Approx. 17 x 15 x 5cm / 6.69 x 5.91 x 1.97in Strength: 3 Gears "-" = 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 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. 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. 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. How To Use: 1. Select the appropriate physiotherapy head to install to the machine. 2. Switch on the power supply and adjust the hitting strength. 3. Put the head of the machine on the hit part, do not loosen the trigger, and start to hit. 5. To replacement of the physiotherapy head must be turned off the machine first, and the operation procedure is the same as above. Package List 1 x Electric Spine Chiropractor 4 x Physical Therapy Heads 1 x English Instruction 4 x Rubber Rings 4 x Gum Covers