Effect:Release Pain From Illness Item Type:Braces & Supports Model Number:neck collar Material:Composite Material Application:NECK Material detail:Cotton-woven Fabric,PP Plastic Color:Grey,Blue Working Voltage:5V Current:2A Traction Height:5 Adjustable Levels Power Supply:USB/DC 5V 2A Packaging Size:appr. 25*19.5*22cm power:USB Charging Feature 1:traction neck brace Feature 2:support brace Feature 3:spine brace Feature 4:neck support brace Feature 5:neck collar brace Feature 6:neck brace medical Feature 7:neck corrector Steps for usage step 1:Adjust the back first step 2:loosen the back step 3:after wearing it, adjust the back and sides. note:Both sides cannot be adjusted first. Put both sides in the lowest position first. Feature 1.The self-operated neck traction kit can powerful and comfortable support with easy traction to distract the pressure on muscle, nerve tissue and minor fractures of the cervical spine, relieve neck pain and numbness, cervical deformity pain, headache, dizziness, neck stiffness and fatigue, suitable for cervical lordosis, straightening, anti-bow, cervical canal hyperplasia, stenosis pain and other traction correction. 2.Ergonomic design can perfectly fit your neck curve to protect your neck and other sensitive areas from uncomfortable compression and pressure, Traction increased by 60%,free to adjust the traction and fixation for better effect. 3.Built-in heating pads will provide fix hot traction for your neck and cervical spine, the hot compress can promote blood circulation to help improve the inflammation of the cervical spine, nerve roots, joint capsules, muscles and other tissues subside, and also can prevent a variety of middle-aged and elderly diseases. 4.Hollow design, breathable and not stuffy, also suitable for summer 5.with USB cable,It can be charged by computer & power bank & adapter Specifications Material: Cotton-woven Fabric+PP Plastic Color: Grey & Blue Working Voltage: 5V Current: 2A Heating Temperature: 3 Adjustable Levels(Level 1: 45C -- Level 2: 55C -- Level 3: 65C) Traction Height: 5 Adjustable Levels Power Supply: USB/DC 5V 2A Packaging Size: appr. 25*19.5*22cm Note Please allow 1-3cm error due to manual measurement and make sure you do not mind before purchase. The color of the actual item may slightly vary from the images due to different computer screens and display settings. Thanks for your understanding! Package Included 1* Neck Cervical Traction Apparatus Kit(As Picture Shown)