The rolling light box is also called a picture-changing light box. The principle is to use a digital rolling system to drive the pictures to rotate at intervals to achieve the effect of installing multiple pictures in a light box. It is equipped with a timing-controlled lighting device, and some are also equipped with LED electronics. Display screen, used to publish public welfare information or increase visual appeal. Its core technology is a digital scrolling system installed inside the light box. It uses a single-chip microcomputer or DSP processing chip to control two brushless motors with integrated mechanical limiters. It is coupled with various picture materials to achieve a multi-picture effect.
