The TENS 120Z is a compact, dual-channel TENS unit designed to provide effective relief from muscular spasms, pain, and joint contractures. Using Transcutaneous Electrical Nerve Stimulation (TENS), this lightweight, battery-powered device delivers electrical impulses to stimulate nerve endings under the skin, helping block pain signals to the brain and reduce discomfort. Featuring constant, burst, and modulation modes with a frequency range of 2–200 Hz, the TENS 120Z offers tailored treatment for a variety of conditions. Portable, durable, and easy to use, it is trusted by physiotherapists, sports professionals, and patients for reliable pain management and rehabilitation support.