Made of superior quality and environmental friendly material and safe to use. This sleep aid instrument massages the palm of the hand and stimulates acupuncture points by micro-current to make us relaxed, relieve anxiety and help us fall asleep. This sleep aid device is ergonomically designed, comfortable to hold in hand. This sleep aid device can not only improve sleep quality, but also can stimulate the cerebral cortex to regulate emotions and soothe emotions. Physical therapy, stay away from pills, promote relaxation, and release stress, letting you sleep peacefully. This space capsule sleep aid device mainly helps people with insufficient sleep and poor psychological quality to fall asleep as soon as possible. Features: Made of superior quality and environmental friendly material and safe to use. This sleep aid instrument massages the palm of the hand and stimulates acupuncture points by micro-current to make us relaxed, relieve anxiety and help us fall asleep. This sleep aid device is ergonomically designed, comfortable to hold in hand. This sleep aid device can not only improve sleep quality, but also can stimulate the cerebral cortex to regulate emotions and soothe emotions. Physical therapy, stay away from pills, promote relaxation, and release stress, letting you sleep peacefully. Built-in rechargeable battery, can be used for a long time after being fully charged. An ideal gift for your family or friends who have sleep problems. Specifications: Material: ABS + stainless steel Color: pink, blue(optional) Power: 0.5W Input voltage: 5V-1A Rated voltage: 4.0V Rated current: 60mA Package weight: 147g Package size: 9 * 5 * 4cm Package List: 1 * Sleep Aid Device