It can increase hand strength, enhance hand flexibility, promote wrist microcirculation and improve wrist pain. Wearing the bracelet can permanently release far-infrared energy, balance ions, promote metabolism, and make the body and mind feel comfortable. As long as you use the far-infrared energy circle in your work, sports and daily life, you will be free! Dr. David's limited edition gifts are all implanted with far-infrared light waves, and the energy will never decay! Brief introduction to the functions of other smart bracelets 1 Smart bracelet is not only a smart device, but also an attractive accessory for users who are used to wearing jewelry. 2. pedometer. Smart bracelet is an advanced pedometer, which can not only accurately calculate the user's movement steps through vibration induction, but also accurately measure the user's movement distance, calorie consumption, fat consumption and so on. 3. alarm clock. Smart bracelet can not only play the role of a general alarm clock, but also remind users to rest by setting fatigue time. 4. Sleep monitoring. Users can set the smart bracelet to sleep mode before going to bed, and synchronize with the smart phone after getting up, which can visually display the user's sleep time and waking time.