This item has been tested and is perfect working condition.
The two smaller electrodes were used, the two larger electrodes have not been used.


The PRO-TECH Micro-Tech Electronic Stimulation Massage TENS EMS Unit Machine Therapy is a sleek silver tens unit massager from the trusted brand Pro-Tech. This portable unit is powered by USB charging, making it convenient for use at home or on the go. With electronic stimulation therapy, this machine provides relief and relaxation for various muscle pains and aches, making it a valuable addition to any health and beauty routine.