1、 The product adopts a simple egg-shaped design, which matches the design of people's hands, simple and comfortable. 2、 Built-in 400mAh lithium battery, USB charging is convenient and portable, can be connected to the computer's USB port, mobile power and other charging methods, and the battery life is long. 3、 CES transcranial microcurrent can calm down bad emotions by regulating the electric waves of abnormal brain activity, help fall asleep quickly, get healthier and better sleep, and solve problems such as insomnia, anxiety and depression. 4、 Using this product, you can properly stimulate your hands. Small and convenient, you can take it with you. Suitable for people with insomnia, overthinking, etc. 5、 Just hold the sleep aid gently. The intelligent sensor system monitors the state of contact between the sleep aid and the skin of the human body. The instrument will automatically shut down within 30 seconds.