Electro shock wave make our machine more professional. High Frequency: 1-16Hz & High Energy:5-200MJ Make our machine more powerful . Colour: white,Gross weight 17kg. Warranty main machine 1 year,spare parts 6 months,lifetime technical service .customize logo,print logo on machine,factory supply OEM ODM, Work handle and transmitters: 5 shock head of different sizes Specification:Alu+carton box 41*51*46cm The purpose of shock wave therapy is to stimulate the response of damaged tissues to stimulate the automatic repair mechanism. This process is the basic process, The ultrasound applicator converts power from the device into acoustic power that can cause thermal or non-thermal effects..syi