1.double treatment head massager for all body care                                                                 
2. two mode for: battery or transformer        
3. battery mode is protable to use anywhere and anytime                                                         
4. transfomer is unit price USD15/Unit
    battery is unit price USD21/Unit
5. price is fobshenzhen   have FDA CE certification                                                     
6. Intensity increase and decrease botton easy to operate                                                               
7.  2 massage head has a very good point of view,can privode a very comfrotable and no pain massager experience