SUNSKY 2 PCS Car Battery Jump Starter Connector Battery Switch Quick Release Connectors Battery Quick Disconnect Terminal

One red (positive) and one blue (negative) clamp.

Cable is fixed by a screw clamp.

These are for round conventional terminal batteries only.

Heavy Duty - Fits 4 to 6 gauge wires and is rated for 500 amps continuous 800 amps surge at 12 volts.

This product, used to fix the wires, is designed for users who often needs to change the battery.