Easy-to-use and ideal gift: button design, one-button opening, adjustable power supply. It's easy to fall asleep every day. Just press the power button of the sleep aid device to adjust the mode. Press the+/- button to increase or decrease the intensity, regulate and calm the mood. This is a unique gift for your lover, friend or yourself Compact and portable: USB is convenient for charging, and can be connected to the USB port of the computer, charging bank, power supply, etc., with a long battery life. Light weight, small size, easy to carry when going out. It is suitable for patients with insomnia and anxiety. Principle: regulate mood and promote sleep through micro-current. When using this product, properly stimulate both hands to keep both hands and brain at the same frequency to calm anxiety. The frosted stainless steel contact surface of the sleep aid instrument can properly stimulate hands, relieve pressure, help to fall asleep quickly and improve sleep quality Help to fall asleep quickly: The assisted sleep machine mainly helps people who are short of sleep and anxious to fall asleep. It only takes 20 minutes to make you more relaxed. It has the function of relieving migraine, anxiety and stress Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store