LotFancy 6 AWG battery cable set includes one positive and one negative power inverter cables. Made from 99.9% pure copper stranded conductor wire covered in a durable, high temperature resistant red PVC insulation, these OFHC (oxygen-free high-conductive copper) battery power cables maximize the performance of any power inverter. 6 gauge inverter cables are often used for power applications in cars, RV trailers, golf carts and small marine crafts, also great for smaller solar cable applications.