Here I want to introduce our Shockwave (physiotherapy) machineHot sale: Advantage: 1.Lightweight easy for handleDurable aluminum hand-piece 2.4,000,000shotsstainless steel bullet and barrel 3.Silent built-in air compressorbetter than normal electro-magnetic 4.User friendly8.4 touch screen interface 5.Transmitters15,20mm transmitter suits majority of applications, another 1(6mm)alternative Service: 1.Operation traning: user manual, operation video, face-to-face online training 2.Fast delivery: 3-5 days 3.1 year warranty and lifetime maintain