Application of the traditional acupuncture theory. The electronic-acupuncture pen of cardpulse combined needle with electricity for treatment. The principle is to stimulate the abnormal meridian via the acupuncture-point to reach the same result of penetrating a needle into the skin. It is highly effective for chronic back pain, waist pain, leg ache, arthritis, neuralgia and rheumatism 6 different programs. Mini shape can attend to you anytime and anywhere.