1、CCA Wire: The ground wire provides excellent power transmission, can be an excellent conductor of electricity for systems requiring more power, OFC cable wiring should be used. 2、Versatile Application: The automotive wire is ideal for car amplifiers or subwoofers, as well as grounding wire installations. Suitable for indoor lighting, car radios, car speakers, power lines, 12V power inverters, trailer motor, grounding wires, or welding cables. 3、Flexible Insulated Sheath: Each CCA wire is fully insulated with a soft protective sheath, making it safe and easy to handle in construction sites, car garages, and marine use. Sturdy and flexible for tight engine bay spaces. 4、Easy Installation: The automotive power wire aids in installation by identifying which cable should connect to the terminal, preventing potential damage to your audio equipment. 5、Efficient Use: The car battery cable features 25ft length, allowing for extended coverage during installation, convenient and efficient for wiring, saving your effort.