Beating,Patting,heating,kneading,finger-pressing Fixed device of tightness, it is suitable for any chair Two way power: DC POW Item name: neck&back massage cushionItem No.: HL-MA031. Special function of magneto-therapy health care including: Beating, patting, heating, kneading, finger-pressing2. Function circulate3. Fixed device of tightness , it is suitable for any chair4. A large size of ...