Description Product name: electronic intelligent sleep sleep, low frequency pulse meterPower supply: USB, plug-inColor: white, black,Control mode: digital type mainFunction: timingDisplay: no displayMain functions:1, intelligent instrument main function is to apply to sleep therapy migraine headache, insomnia and depression. It is put on the safety of the users forehead and effective health care equipment. It USES external trigeminal nerve stimulation (TENS) technology, the activation of endogenous peptides can send morphine neurons in the brain, causing the analgesia effect of the endogenous opioid peptide release to the prevention and therapy of primary migraine. 2 sleep, intelligent instrument through to the targeted area of the brain responsible for endorphins released to send the specific frequency low frequency pulse neuromodulation and nerve to the brain cortex, a senior central on the box, they can adjust from a variety of biological and physical channel signal, activating the body endorphins system, helps the body to restore the sleep function.