Car Battery Terminals 12V Quick Release Battery Terminals Clamps Positive Negative Quick Release Lift Off Connector For Boat Car 1. Durable and Sturdy: The high-quality plastic cover, iron screw and nut, make the battery connectors sturdy and durable, ensuring they can withstand the wear and tear of frequent use over a long period. 2. Quick Quick Car Battery Connectors: The quick release car battery connectors allow you to easily disconnect and remove your battery, saving you time and effort. 3. Secure Fixing: The red cover is connected with the positive port of the battery, and the blue cover is connected to the negative port. This ensures that the cable is securely fixed in place, preventing it from accidentally disconnecting or falling out. 4. Versatility: These battery connectors are suitable for all post-round batteries, regardle of their size. This makes them an excellent choice for anyone who needs to connect multiple batteries together. 5. Easy to Use: The simple design of these battery connectors makes them easy to use, even for those with little experience. They are a convenient and practical solution for anyone who needs to connect multiple batteries together. Specifications: Type: Battery Terminals Material: Metal Plastic Quantity: 1 pc (Red cover or blue cover) Internal diameter (positive): 18mm / 0.7" Internal diameter (negative): 15.5mm / 5.9" Item Size: 6.9*4.7*2.8cm / 2.7*1.9*1.1" Net Weight: 0.155kg / 5.5oz 1 pc* Battery Terminal (Red cover or blue cover)