The TopTENS home tens pain relief unit comes with three AAA batteries, lead wires and four reusable electrodes.
The TopTENS Pain Relief System is a doctor recommended, over-the-counter (OTC) device that provides prescription-strength pain relief associated with sore and aching muscles in the upper and lower extremities due to strain from exercise or normal household and work activities. With eight preset programs, you can be sure to target the area that is producing pain quickly and safely. This item has been cleared by the FDA and does not require a prescription.
The manufacturer for this TENS is Current Solutions