?: Product size :8.66 inch 4 inch 5.9 inch ( 22 11 15 cm) 1? Please charge 1 hour before using. 2? We suggest the neck stretcher should be used no more than 30 minutes, and it cannot be used as a pillow. ? ?: DO NOT USE IT AS A PILLOW. It usually takes 1-3 days to get used to. Because it takes time to fit the contours of your neck. Just 10 minutes to relief the pain. NO MORE THAN 30 MINUTES A DAY. Great physical therapy plan for neck relief, TMJ and tension headache relief. Best Choice to Women Men Christmas Xmas Birthday Anniversary ? for Relax. ?7 24H Quick Response ? Any issues for Heated Neck Stretcher, please reach out via Message Center. ?: This neck cervical traction device is made of high-density self-skinning foam, high quality and not easy to deform. In order to provide excellent comfort, the neck stretcher is covered with a breathable and soft magnetic therapy cloth without chemical odor. Using it for 10 minutes daily, which can improve neck hunching and forward head posture, promoting a healthier lifestyle. ?: Ergonomic design, the curve of this neck stretcher matches the cervical traction. When you lie down, this cervical traction device offers vertical, horizontal support, and curvature stretch for neck traction, 6 Shiatsu particles are evenly distributed in the neck muscle area to provide shiatsu massage to the cervical and reduce spinal pressure. ?: This heated neck stretcher combined with hot compress therapy, which can make the heat penetrate deeper in the muscles just with 5s fast heating, promote blood circulation more faster, reduce your neck relief and improve your sleep quality. 3 levels temperatures setting, ( 95 F 110 F 122 F) automatically shut down after 15 mins. ?: Completely different from an ordinary cervical traction device, our cordless neck traction device doesn't need to connect to the charging cable during use, making it safe and convenient without being constrained by distance or sockets. Built-in 2000mAh battery, 15 minutes automatic shutdown to save electricity. It can be used for 2.5 hours once fully charged. Compact and lightweight, allows you to address neck problems anytime and anywhere!.