Features: 
neck and shoulder massager belt, tapping shoulder massager with 19 modes 8 intensities.
1.Copper core tappers,more working time and durable.     
2.Snug body-hugging design for a comfortable and targeted massage.     
3.2 build-in powerful tapping hammers.     
4.Pre-programmed auto-rhythmic massage.19 massage modes,8 intensities    
5.Relieve tiredness in the neck,shoulder,thigh and other parts of body.     
6.Thermal overload protection.Auto timer 15 minutes.