The QL 16 Square Mm Purple Copper Battery Cable is engineered for reliable automotive battery connections. Featuring SC tin-plated copper terminals and flame-retardant PVC insulation, this 50cm cable pair (black and red) delivers high-temperature resistance, anti-aging durability, and safe handling of high currents. Thickened heat shrink tubing ensures enhanced insulation and safety for car batteries, inverters, and storage systems. Available in multiple lengths, it's ideal for emergency rescue scenarios and professional automotive applications. Compatible with battery clamps for secure connections.