1.Relievint muscular pain and symptom of frozen shoulder, tighten shoulder
2.Muscular relaxation and contraction
3.Promotion blood circulation
4.The low frequency treatment is by rhythm and soft impetus. The low frequency is a special electricity with regular rhythm or stop. According to suitable power and speed on body by low frequency, which make a rhythm and sort impetus on body. The softness of low frequency are as same as massage effect like pressure, pinch and percuss by human hand.
5.Choice by 6 modes. ①Choice 6 modes with simple operation. ②It will get off power automatically after 12 minutes from stop, when you forgot power off.