The Dynatronics Dynatron 500 PLUS Electric Muscle Stimulator is a TENS/EMS unit designed for physical medicine and rehabilitation. With 4 channels and a bench top mounting option, this device is perfect for treating various muscle conditions. Manufactured in the United States by the trusted brand Dynatronics, this muscle stimulator is reliable for providing electrical stimulation to aid in healing and muscle recovery.

This device is for PARTS it won’t get out of TEST MODE unless you can fix it it is sold as PARTS

Powers on but remains stuck in TEST mode previous buyer attempted repair and was unable to resolve unit has not been verified functional sold AS IS for parts/repair