Hello need electrode pad massager30 Piece PiecesDetails:Features: Dental drill and accessoriesPlace of origin: CN;GUAInstrument Classification: Class IModel OEM ModelBrand name: SinelinkPlug:5 PIN DINhield Cable:YesLeadn:TPUInterelectrode distance:20mmRectangular pad:6.2*20mmCable Color:BlackApplication:EMG, EP