About this item\n\nIt is mainly suitable for people with poor sleep quality and poor mental quality to help you
fall asleep as soon as possible.\nLight weight, easy to carry, easy to use, can be used for sports, walking, home.\n15
minutes a day can relieve headaches and get rid of insomnia, anxiety and depression.\nIt helps improve sleep,
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improves memory, relieves brain fatigue, and provides m