Description Made of copper material. It is made with superior craftsmanship. It has good electrical conductivity, thermal conductivity and stability, moisture-proof, flame-retardant and heat-insulating, and can serve you well. It is reasonably designed, very stable and practical, and is designed to help you effectively improve the performance of the wire. Features -Color: Black, red. -Material: Copper. -Size: About 30.00X0.70X0.70cm/11.79X0.28X0.28in. - Copper wire, providing maximum conductivity, minimize corrosion, and with flame-retardant outer layer. - Moisture-proof, wear-resistant, flame-retardant, can withstand the rigorous test of automobile or marine environment. - Widely used in automobiles, RVs, solar energy applications, ships, etc., and also used in electrical equipment. - High temperature resistance and excellent electrical conductivity, durable in use and can bring you more convenience. - Positive and negative cables, proper for car, automotive, solar, marine, RV, motorcycle, tractors, or power inverter batteries. Copper wire, providing maximum conductivity, minimize corrosion, and with flame-retardant outer layer. Moisture-proof, wear-resistant, flame-retardant, can withstand the rigorous test of automobile or marine environment. Widely used in automobiles, RVs, solar energy applications, ships, etc., and also used in electrical equipment. High temperature resistance and excellent electrical conductivity, durable in use and can bring you more convenience. Positive and negative cables, proper for car, automotive, solar, marine, RV, motorcycle, tractors, or power inverter batteries.