Description: 【Material】: The car battery terminal clamps are made of lead alloy, which ensures good conductivity and corrosion resistance, guaranteeing the durability and lifespan of the product. 【Red and Black Protective Cover Design】: Each Battery Terminal Connector set includes red and black protective covers to distinguish between positive and negative terminals, preventing incorrect connections. The covers also provide good insulation, enhancing safe during use. 【Easy to Install】: With a reasonable design, these Battery Terminal Clamps are easy to install on the positive and negative terminals of your car battery. Simply connect the wires to the screws on the clamps for a complete installation. 【Universal Compatibility】: These Battery Terminal Ends are suitable for various types of car batteries, whether it's for personal cars or commercial vehicles, meeting different usage requirements. 【Enhances Vehicle Performance】: Using these lead alloy battery terminal clamps can effectively improve your vehicle's start up performance and stability of its electrical system, ensuring smoother operation. Specification: 5.6cmx5cmx1.8cm/2.20inchx1.97inchx0.71inch Package Includes: 2 Battery Clamps 2 Red and Black Covers 4 Heat Shrink Tubes 4 Terminals 2 Protective Pads Note: Please allow slightly errors due to manual measurement and different monitors.