These battery connectors have the characteristics of corrosion resistance, high hardness. Made from tinned copper, safe and sturdy for long term of using. Excellent texture and stable working performance, it can work for you effectively without being damaged or corroded easily, can be wonderful choice for you. Features - - Material: tinned copper. - Size: 5.50X3.50X2.50cm/2.16X1.38X0.98in - Made from tinned copper material, it is sturdy and practical, you can use worry-free. - Quickly loosen the car battery connector, can gives you convenient and satisfying using experience. - The positive and negative connector are easier to operate, convenient to install and safer when using it. - Strong stability, can be suitable for certain types of vehicles and has outstanding conductivity. - Stable and efficient working performance, high hardness, do not easy to deform, rust or break for longer lifespan. Package list: 1 pair x Terminal Clamps