The best gift: the Insomnia Sleeper is the gift of choice for family or friends USB charging: the sleep aid is easy to charge and can be connected to computer mobile power, power supply and other charging methods, and has a long battery life Promote sleep: the deep sleep instrument can regulate emotions by stimulating neurotransmitters in the cerebral cortex through micro-currents, thus promoting sleep and improving sleep quality Features: Improves sleep This product mainly helps people with lack of sleep and poor mental quality to fall asleep as soon as possible, it also relieves migraines, anxiety and stress Simple and easy to use, gently hold the sleep aid and micro-currents are transmitted to the brain through the Laogong point in the palm of the hand, which has a calming and relaxing effect and promotes healthy sleep Design: the round button design of the sleep instrument , one button to turn on and adjust the power, easy to fall asleep every day Material The handheld sleeper has a simple oval design in ABS and silicone, which conforms to the human body design and is simple and comfortable Product size: 75*50*35mm Battery: 400mAh Product net weight: 55.5g