Intelligent Hand Holding Sleep Instrument Micro -Current Pulse Sleep Aid Gifts Product Information Sleep aid device: Sleep aid for adult, with anti-drop belt, using micro-current technology hand-brain linkage, can be adjusted according to different people. Daily relaxation, easier to enter deep sleep. Handheld sleep device: Suitable for people who are sleep deprived and in a bad mood. It only takes 15min to relax through, our pulse stimulation, can optimize your sleep patternIts compact size and lightweight construction make it ideal for on-the-go use no matter where you are - at home, at the office or while traveling. Calming device: sleep aid device help you calm down, calm the mind and relax the body to sleep. When using this device, the sleep aid device touches the palm of your hand hand-brain linkage attention shifting to ease your mind and calm your body Concentration & Effective: This product can also focus attention. Use the sleep aid in the office or study area, can help you focus more on what is important and complete your work efficiently Gift: It is the best gift for parents Middle-aged and elderly people have poor sleep quality. This is the best gift for yourself, your family, friends and colleagues. Package Include : 1 x Sleep Aid Device Note: 1.Please allow 2-3 cm difference due to manual measurement. 2.Besides different computers display colors differently, the color of the actual item may vary slightly from the below images, thanks for your understanding.