A little Christmas surprise: In every product we send out in the run-up to Christmas, you will find a beautiful Christmas card. We wish you a unique and merry Christmas! Sleep aid device----- Sleep aid for adult, the device is made of very smooth silicone material, with anti-drop belt, Power adjustment for massage 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 20min to relax through the low frequency frequency pattern, our device 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 metal bar touches the palm of your hand attention shifting to ease your mind and calm your body Concentration & Effective----- This product can also focus attention. Use the high frequency mode sleep aid in the office or study area, the right hand can help you focus more on what is important and complete your work efficiently Gift-After Sales----- 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. After-sales service. If you are not satisfied with our sleep aid products, you don't have to worry, you can choose to exchange them, or return them for a full refund, very convenient and reassuring.