-Mijia Riding Electric Power-assisted Bicycle | Appearance Design Designer: Convex and Concave Design-Mijia Riding Electric Power-assisted Folding Bicycle with "TMM Torque Sensing Technology" can automatically sense the pedaling force of both feet and output appropriate electric power to assist riding. It feels like the power of both feet has been amplified. Help power intervene smoothly and naturally, exit sensitively and simply, making every ride you ride easy and full of fun. -Customers Serving: Huawei/Boss/Siemens/Midea/Panasonic/Jiuyang/Haier/Intel/Gree/Huasan/Philips