Sleep Aid Hand-held Micro-current Intelligent Relieve Anxiety Depression Fast Sleep Instrument Sleeper Therapy Insomnia Device Feature 1.Suitable for Pressure Relief Sleep Beautiful body, comfortable and skin-friendly experience. Aesthetic science, ergonomic design. Lightweight and portable, it is easy to carry. Pulse egg stimulates the Laogong acupoint in the palm of your hand to improve your psychological self-regulation ability, relieve symptoms such as mental tension and anxiety, and improve your quality of life. The hand is called the "external brain", and the stimulation of the Laogong acupoint" in the palm of the hand can be very effectively transmitted to the brain.   Description: Effectively help you fall asleep and improve their sleep quality.   Battery capacity: 500mAh Input voltage: DC 5V/1A Working power: 0.5W Charging port: Micro USB 1.material：ABS+stainless steel 2.color：As the pictures shown 3.size：as the picture shows Package include:1pc Note: Please allow minor error due to manual measurement. The colors may be a little difference for the different monitor display.