1.Please settle 2pcs AAA batteries (NOT included);
2. Power button.;
3. Press the "on" button. You will check the indicator "red" and then change the mode;
4. Put a neck massager around your neck;
5. Press the "High" button until you feel an electric shock.

This device uses electric current to stimulate muscles to achieve the purpose of massage. There are 6 modes in total. 15 strengths. The intensity is too low to be noticeable. When the intensity reaches a certain level. You will feel an electric shock.
Recently, many buyers say that they do not work. According to our review, the situation is as follows. This massager has a total of 15 levels. When the massager is on, the intensity may be too low to feel very small. At this time, you can press "up" to increase the intensity.

Questions and answers:
What is the cause of a certain tingling in the neck during the electrical plug-in function?
A: The tingling in the neck is the cause of dry skin, therapeutic device and the neck was not completely closed, discomfort in the electrical impulse function. It is recommended to wipe the skin with a damp towel or use a body solution first. The electric strength should be weak after a strong, gradually adjust. (Electric pulse massage is used to massage the neck meridian, not the cervical vertebra.)

Q: Why does the neck hurt during cervical spine therapy?
A: The cervical vertebra adjuster USES ergonomic design, human body perfect fit does not use the neck dimension. Please wear this product properly when using it and keep the correct posture.
Use 10-20 minutes each day to relax your neck.