Full-gauge copper conductor wire ideal for connecting a battery to switch, starter, and ground. Tough, high temperature resistant PVC insulation is durable enough to handle heavy-duty automotive demands. Copper stranding is highly conductive maximizing current transfer while remaining flexible for easy installation. Voltage rated at 60 volts or less. Temperature rated at -58°F to 221°F. Meets SAE J378 ,J1127 standards.