100% brand new and high quality. Safe and no side effect to your health. The utility model relates to a pen with a pulse shape, which has the advantages of quick effect, portability and convenient. With transcutaneous electrical nerve stimulation for the working principle, through 30 seconds of pain points or acupoint stimulation. Activation of natural defense system of the brain and spinal cord analgesic endorphins - the human body, so as to provide effective treatment to alleviate.
Specifications: Material: plastic Color: white, pink, green, blue Size: 13*3cm