Description: This is a handheld massager designed based on the human hand massage method, but more effective. It is a tool with good corrosion resistance, heat resistance, low temperature strength and mechanical performance. It can stimulate nerve cells and the normal functioning of the organ, causing the body's functions to be restored rapidly. Six-step force adjustment for a more effective and comfortable massage of various parts of the body. Saving time and energy, perfect for scoliosis, thoracic spondylosis, cervical spondylosis, body treatment. Features: 304 stainless steel machine has good corrosion resistance, heat resistance, low temperature strength and mechanical performance. Six levels of force can be adjusted: 50N, 100N, 150N, 200N, 250N, 300N, meeting different needs. High-quality workmanship that can withstand many tests, ensuring durable use. Mechanical therapy, easy treatment, time saving, energy saving. It can contact the skin below 5cm, effectively adjust the bones, relieve pains, massage once for a longer time of relaxation. Stable and strong force will be provided, more effective, more comfortable. It can stimulate nerve cells and the normal functioning of the organ, causing the body's functions to be restored rapidly. Suitable for scoliosis, thoracic spondylosis, cervical spondylosis, body treatment. Function: 1. Improve joint pain: neck pain, back pain, headache, dizziness, shoulder numbness, shortness of breath, poor appetite 2. Adjust the vertebrae: stiff spinal syndrome, movement disorders, thoracic spine syndrome, gastrointestinal dysfunction 3. Body beauty: hump, torticollis, butt lift, toe, toe and other symptoms 4. Delay bone age Technical data: Material: 304 stainless steel (one head) / plastic steel (four heads interchangeable) Adjustable force: 50N, 100N, 150N, 200N, 250N, 300N Options: single head, 4 heads (interchangeable) Color: as pictures show Box Size: Approx. 25*16*5cm/9.8*6.3*2.0inch Item Type: Chiropractic Adjustment Tool Package includes: 1 x Chiropractic adjustment tool 1 x English Manual