Feature: 1. ANXIETY RELIEF: Handheld sleep device helps people with sleep deprivation and anxiety fall asleep quickly, helps you relax, reduces migraines, reduces anxiety and releases stress. 2. PHYSICAL THERAPY: Purely physical treatment, using micro current pulses to improve sleep, without any side effects, releases stress and provides you with sleep aid. 3. REGULATE BRAIN MOOD: Can properly active the hands, so that the hand brain frequency is the same, relieve anxiety, thus promoting sleep and helping you relax your brain. 4. 3 MODES: Built in active mode, relaxation mode, and soothing mode, which is conducive to improving sleep therapy, increasing enthusiasm for work, and eliminating fatigue. 5. PORTABLE DESIGN: Lightweight and in small size, designed with lanyard, easy to carry, can be placed in pocket. Can be used for study, office, home and business travel. Specification: Item Type: Sleep Instrument Material: ABS Battery: Lithium battery 5v 180mah (built in). Package List: 1 x Sleep Instrument1 x Charging Cable