Hongtai Ultrasonic and Muscle Stimulator produces ultrasonic vibration or micro-current, which produces deep thermal or electrical stimulation of tissue. It has the effect of relieving pain, relieving muscle spasm and relieving shoulder pain and peripheral nerve paralysis. Stainless steel shock can prevent oxidation and drug reaction. The 10-segment intensity and multi-stage timing can be applied to ultrasonic therapy or electrotherapy in various situations, and the protection function of no-load automatic shutdown is designed.