This 30cm 5AWG battery cable kit delivers safe and reliable 12V power for cars, boats, RVs, golf carts, and more. Made of pure copper wire with nickel-plated M10 terminals and durable PVC insulation, it ensures low-resistance current flow and corrosion protection. Heat-shrink sealing offers moisture and temperature resistance. Includes both red (positive) and black (negative) cables plus a pair of battery switches for flexible series or parallel wiring setups. Perfect for automotive battery connections, inverter wiring, grounding cables, and heavy-duty power distribution.