For the contemporary era of information technology, we need the Internet all the time to understand this rapidly changing world, but the Internet needs electronic products, and electronic products do need electricity. Without electricity, we will lose our connection with this millennium era. Therefore, we invented this rechargeable smart shoe, which can store a certain amount of electricity in your shoes every step, from then on, you can not only say no to no electricity, but also exercise your body and strengthen your physique.