Outstanding Features: Handheld sleep aid device is gentle on your skin, safe and reliable, lightweight, compact and easy to carry. Pressure Relief: Microcurrent regulates abnormal brain activity waves through the body, soothes negative emotions, and uses physical methods to address insomnia, anxiety and depression. Performance: Sleep aid instrument built in 180mAh battery capacity, high efficiency, allowing you to get a peaceful and quiet sleep for a long time. Fast Asleep: The upgraded design optimizes your sleep patterns, allowing you to quickly fall into a deep sleep every night. Sleep Improvement: Simply holding the sleep aid device in your hand will produce a calming and relaxing effect, regulating your mood and promoting sleep.