Sleep AidThis sleep aid device can help you fall asleep and relieve anxiety and depression, suitable for patients with insomnia and anxiety. Microcurrent StimulationGently hold the sleep aid machine, the micro current is transmitted to the brain through the Laogong acupoints in the palm of the hand to produce a calming and relaxing effect, helping to sleep healthily. Portable & USB Charging DesignThe mini hand-held sleep device is light weight and easy to carry. With USB charging design, multiple power supply modes, easy and convenient charging, long endurance. High QualitySleep aid instrument is made of high quality ABS material, stable and firm, durable for use. Multiple colors of sleep aid device are optional, you can choose according to needs. How to Use1. Switch to sleep aid mode (relax) or excitement mode (active) at the bottom. 2. The protruding part of the electrode faces the palm of the hand, and the palm touches the periphery of the protruding electrode to form a micro current loop. 3. Turn on the side knob, and gradually adjust to the gear that you are comfortable.