Usage:
1. Place the massage soft glue head at the back of the neck and press the handle of the massager back and forth;
2. The pressure ratio can be adjusted by rotating the massage head.

Notes:
1. This product is not a medical device;
2. Do not use the product outside the specified scope of use;
3, long hair, please put down the hair after use, so as to avoid hair winding;
4. Please pay attention to the pressure during use to avoid excessive pressure causing pain in the pressure area;
5. Do not press on the front half of the neck;
6. Please keep the product out of reach of children.