Specification: -material: metal -Size: 108×52cm -Traction range: 0-21CM -Traction range: 0-800N-neck: 200N. Waist: 800N -Traction time: 20-30 minutes each time, no more than 2 times a day, the specific time depends on 10-15 days. -Package includes: 1 cervical and lumbar traction device -Note: Due to manual measurement, dimensional errors will occur. Please understand, thank you! Features: Small size, light weight and easy to use. Prevent neck and waist fatigue and minor injuries, Reduce the onset or deterioration of cervical spondylosis and lumbar spondylosis. Reduce the pressure between the joints and calm the compressed area Scope of application: family traction therapy for patients with cervical spondylosis and lumbar spondylosis. Suitable for people who weigh no more than 90 kg and height no more than 180 cm. Description: 1. Press the stop lever and slide the two gear mechanisms to their original positions. 2. Slide the wrench into the square hole of the gearbox (note the direction of the wrench). 3. Put on the waist belt and chest strap, straighten your body upwards, and tighten the two belts on the chest strap with the same length. 4. Pull the wrench back and forth to adjust the traction. Don't pull too much.✓ Satisfactory customer service: We are full of confidence and optimism. If you have any questions, please feel free to contact us. When you are satisfied, you can share it with your friends and relatives. ✓ Adjustable tension: Specify the setting for height adjustment. The maximum train distance of this machine is 210 mm. Maximum pulling force: neck 200N. Waist: Ensure that it can withstand 800 N tension. Please do not overuse it, as this may have a negative impact. ✓ Multifunctional: Prevent neck and lower back fatigue and minor injuries, reduce the onset and aggravation of the cervical and lumbar spine, reduce the pressure between the joints, and help maintain the compressed area. Improve cervical spondylosis, low back pain, herniated disc, sciatica and other diseases. ✓ Easy to use: small size, light weight and easy to use. It is convenient for patients to perform lumbar traction at home. After towing, place it on the bed for 30-60 minutes to ensure the effect and relieve acid, neck and back discomfort (if any). ✓ Working principle: The lumbar traction bed adopts traction therapy, which is one of the effective methods for the treatment of cervical and lumbar spine diseases. The rack structure is combined to achieve the purpose of traction. Use the reaction force generated by muscle elasticity.