The Smart Core R&D team specializes in customizing and developing OLED display bracelets for customers, providing customized solutions. The main functional features include: display function for monitoring hand shaking movements; Clock display, power detection function, and power level display; OLED display scheme does not require backlight, and display brightness is adjustable; The module comes with a sleep wake-up function; Diversified display content, adjustable display effect (flashing, scrolling, etc.); Rechargeable configuration, such as displaying different text content based on hand movements, etc. The display method of text can also be set according to customer preferences and usage, and can be suitable for large-scale sports occasions.