Feature:1. Simple oval design, new matte texture, in line with human hand grip design, simple and comfortable.2. Round button design, one key to turn on, adjust power. Easy to fall asleep every day.3. USB convenient charging, can be connected to a computer USB port, power bank, power supply, etc., long endurance.4. It can stimulate neurotransmitters in the cerebral cortex through microcurrents, regulate emotions, and promote sleep.5. When using this product, properly stimulate the hands, so that the hands and brain will be at the same frequency to calm the anxiety.6. Light weight and in small size, easy to carry when going out. Suitable for patients with insomnia and anxiety.How to Use:To put the front of the product completely in your hand:Press the power button is the low-frequency decompression mode, which is recommended for left hand.Pressing the power button again is the high-frequency encouragement mode, which is recommended for the right hand.Adjust power with +/- keys on both sidesLong press the power button to shut down.Note:We do not recommend the following people to use this product:1.Patients who use implanted electronic devices (such as pacemakers, insulin pumps) should be prohibited from using it;2. It is forbidden to use it with highfrequency surgical equipment, shortwave or microwave treatment equipment at the same time;3. It is forbidden to use treatment electrodes near the chest or use it when operating complex and dangerous equipment or driving;4. It is prohibited for patients with epilepsy;5. Patients with hemorrhagic stroke in the near future should not use it.