Feature: 1. Not only cheap and beautiful, but also softer and more hygienic, made of the softest and most comfortable plush, suitable for people who are afraid of cold shoulders and uncomfortable 2. The shoulder heating pad uses a 5V power cord, so don't worry about power problems. Just plug it into your PC, power bank or USB adapter. In conclusion, any power supply device that can output 5V and 2A can power our neck heat seal. This way we can take care of our neck anytime, anywhere. 3. The heating pad has 3 heating settings (45/50/55) and 3 auto-off settings (30min/45min/60min) to help you save energy and prevent burns from overheating. It's very convenient and safe, so a heating pad makes a great gift. 4. Our neck and shoulder heating pads are made of ergonomic design and very soft plush fabric. There are also adjustable buttons that can be adjusted according to the size of the neck. You can even share with your family. 5. It is suitable for any place where the power supply equipment can output 5V and 2A. 6.Heating Neck Pad Heated Neck Shoulder Wrap For Electric Thermal Compress Neck Brace CrampsRelief And Relieve Fatigue. Package Included:1*Heating shoulder 1*USB cable