General description You will receive 2 pairs of car battery terminals, totaling 4 pieces: 2 red positive terminal clamps and 2 blue negative terminal clamps. These quick release battery terminals are designed for easy connection and disconnection of batteries in cars, boats, and RVs, making them ideal for users who frequently replace batteries themselves. Technical specifications Material: Copper and ABS Inner diameter of positive terminal (red): 19 mm Inner diameter of negative terminal (blue): 18 mm Compatible wire diameter: 4 mm to 6 mm Installation Installation typically takes only 10 minutes. Requires a spanner and a battery quick connector. Threads on the terminals facilitate quick and easy installation. Usage Compatible with 12v, 24v, and 48v batteries. Suitable for most vehicles including cars, trucks, caravans, sedans, vans, and boats. Allows for quick charging and removal of vehicle or boat batteries. Ensure correct matching of positive and negative electrodes during