Battery operated Tens Machine is used as essential part of pain therapy procedure to treat post operative/ menstrual pain/ joint ache/ back and neck pain associated with arthritis, diabetic neuropathy and endometriosis to name a few. Transcutaneous electrical nerve stimulation or TENS apparatus is well known for its non invasive pain management program that offers long lasting result. This portable and user friendly Tens Machine allows user to adjust its electrical stimulation intensity and frequency as per severity of pain.