Universal type: The package contains a two-terminal connector, the universal type is suitable for different battery models. High performance: The product can quickly release and disconnect the battery, which will effectively protect the battery. car battery, with strong conductivity and will give full play to battery performance. Durable material: good quality plastic cover, iron screws and nuts, sturdy and durable, can be used for a long period. Not easy to rust, high temperature resistance and corrosion resistance. Strict workmanship: professionally manufactured according to the original standard, with stable characteristics and high reliability. Easy to install: Installation is simple and does not require complicated operations, save time and effort. Product material: copper + plastic shell. In addition, it should be noted that the screws and nuts are made of iron. Weight: about 0.16 kg / pair Color: red, blue Product thickness: 1.5mm Product inner diameter: positive red 19mm; blue