Tens Therapeutic Device uses non-invasive, low-frequency pulsed current to act on nerve endings via skin electrodes. It offers multiple treatment modes (such as continuous, modulated, and intermittent), multi-channel output, precisely adjustable intensity, frequency, and pulse width parameters, and a compact, ergonomic design. The Tens Therapeutic Device safely and effectively blocks and relieves a variety of acute and chronic pain without the need for medication. The Tens Therapeutic Device is widely used in hospital rehabilitation and pain management departments for clinical adjunctive therapy, sports injury prevention, and fatigue recovery, as well as in increasingly widespread daily home healthcare applications, becoming a vital tool for modern pain rehabilitation and improving quality of life.