Conductivity and Durability Made of pure copper, this connecting wire delivers conductivity and long lasting durability for reliable performance. It is specifically designed for battery live wire connections and ground wire connections, providing a secure electrical connection. Sufficient Power Transfer Capability With a 20 square wire gauge, this wire offers ample size to handle power transfer effectively. It ensures stable and efficient electrical connections, enabling smooth power distribution in automotive applications. Distinct Dualcolor Design Red and black color scheme allows for easy identification and proper polarity connection. The dualcolor design helps ensure correct installation and reduces the risk of electrical missteps. Wide Application Suitable for various automotive applications, including amplifiers, audio systems, and electrical installations. It supports reliable power distribution and helps reduce electrical noise for performance. Use scenarios Powering a car audio amplifier: use as the main power and ground connections to the amplifier to achieve stable power delivery and reduced noise. Battery live and ground wiring during automotive installations: provides secure, clearly identified connections to improve reliability and safety. General automotive electrical installations: ideal for distributing power to components such as audio systems and ancillary electronics while maintaining proper polarity and minimizing interference.