13 levels of force can be adjusted, 75N (low), 180N (medium), 300N (high), meet your various needs. 2Builtin highfrequency cooling fan, can cool the machine to extend the service life. 3With four replaceable physiotherapy heads for treating different parts of the body. 4Can stimulate the normal function of nerve cells and organs, so that the body function can be quickly restored. 5Can be used for joint relief, cervical spine adjustment, thoracic spondylosis, cervical spondylosis, body treatment. Condition: 100% Brand NewItem Type: Electric Spine MassagerMaterial: Stainless Steel + PlasticMassager Color: WhiteAdjustable Force: 75N, 180N, 300NEquipment Frequency: 50-60HZHit Frequency: 8HZPlug Type: UK PlugVoltage: 220VProduct Type: Chiropractic ActivatorsProduct Description: This is an adjustment tool designed to adjust, mobilize or manipulate the musculoskeletal joints of the spine and extremities, or only by licensed staff for soft tissue musculoskeletal mobilization.Features:1. Improve joint pain and cramps: neck pain, back pain, headache, dizziness, arm numbness.2. Adjust the vertebral body: stiff vertebral body syndrome, dyskinesia, thoracic syndrome, gastrointestinal dysfunction.3. Body beauty: hunched back, torticollis, raised hips, bent toes and other symptoms.4. Delayed bone age.Force Adjustment Level:Low Position: Transmit about 75N of force, usually used for the occipital bone, upper cervical spine, and excessive pressure painful areas.Medium Position: Usually provided in the lower cervical spine, thoracic spine and lumbar spine area, about 180N force.High Position: The lumbar vertebrae, bones and joints are more suitable, and the force is about 300N.Applicable Parts of 4 Kinds of Physiotherapy Heads:Single Pressure Physiotherapy Head: Used to adjust or check cervical spine, facial micro-shape, thoracic spine, lumbar spine, scoliosis.U-Shaped Physiotherapy Head: Used to adjust the balances of the cervical spine (large U-shaped for thoracic and lumbar spine, small U-shaped for cervical spine).T-Shaped Physiotherapy Head: Used to adjust scoliosis. 1 x Electric Spine Massager4 x Physiotherapy Head1 x Bag of Protective Cover1 x English Manual 1. Do not use high doses to treat the cervical spine.2. Dear customer, please rest assured to buy, don't worry about plug adaptation. We will provide you with adapters according to different national/regional standards and assure their normal use.3. Keep the machine away from water.4. It is recommended to cool down the machine after 1520 minutes of continuous use.