Compatibility with multiple electric bicycles to ensures stable and safe. Using good-quality waterproofed component, effectively damage to the circuit from rainwater and humid , and extending its service life. Using high conductivity materials ensures smooth current transmission and significantly improves the power output of electric bicycles. After special , it is antiaging, wear-resistant, suitable for various adverse weather conditions, and not easily damaged. The installation process is simple and convenient, requiring without professional skills, and users can easily replace or upgraded.