Description: 【Material】: These car battery terminal clamps are made of aluminum alloy material, which ensures good conductivity and wear resistance, guaranteeing durability and lifespan. 【Easy to Install】: The design of these battery terminal clamps is reasonable and easy to install on the positive and negative terminals of a car battery. Simply connect the wires to the screws on the clamp to complete the installation. 【Universal Compatibility】: Battery terminal connector are suitable for power systems in cars, RVs, yachts, boats, etc. 【Enhance Vehicle Performance】: Using these top post battery terminal clamps can effectively improve vehicle start up performance and electrical system stability, ensuring smooth operation. 【Product Specifications】: 5.6cmx5cm/2.20inchx1.97inch. Specification: Material: Aluminum Alloy Color: Multicolor Size Chart: 5.6cmx5cm/2.20inchx1.97inch Package Includes: 2 Battery Terminal Connector 2 Washers 4 Heat Shrink Tubings 4 Lugs Note: Please allow slightly errors due to manual measurement and different monitors.