The battery cable replacement is designed to connect an inverter to battery bank Battery cables are made of pure copper with 3/8 in terminal rings, well-constructed, rugged with PVC insulation jacket, ensuring you maximum power performance Worked on automotive, solar, marine, boat, vessels, RV, car, motorcycle, etc Package will come with one 1/0 AWG red battery cable and one 1/0 AWG black battery cable with 3/8" lugs on both ends