MOTOPOWER Battery Quick Release Connectors Battery Quick Disconnect Terminals (Red & Blue) Designed for top post batteries and side post batteries with standard post adapters. Allow for quick removal charging and storage of your boat or vehicle battery. Ideal for battery installs in tight spaces. Fits 4 to 6 gauge wires and is rated for 500 amps continuous 800 amps surge at 12 volts Red "+" and Blue "-". Easy to identify red and blue covers to prevent the risk of electrical shock. Constructed of Brass Zinc alloy