Protect the TerminalComes with durable red and black military style battery terminals coverCan protect battery terminals from corrosion and Extended battery life,Heat shrinkable tube to protect the cable, more safe and beautiful.Strong Anti-CorrosionBattery terminal connectors with positive and negative anti-corrosion washersLead alloy is highly conductiveSuper corrosion resistanceCan reduce current transmission loss very well.Product List2 heavy duty battery terminal, 2 battery terminal cover2 anti-corrosion washersComes with 4 heat shrink tubes and 4 Pcs 2 Gauge 3/8" Copper Lugs,Great for the price.Easy InstallationEach battery terminal can accommodate multiple battery cables2 Gauge 3/8" Copper Lugs are only suitable for line 2Please see the positive and negative terminals before installing the car battery terminal.VersatileMarine battery terminalsclearly labeled positive and negativeWidely Used for Car Marine Boat RV Truck Camper Vehicles Battery Banks etc. Suitable for most types of batteries.