1、Brass Material: Crafted with premium brass, these battery terminal not only offer excellent electrical conductivity for optimum performance, but they also increase overall strength, ensuring durability and combatting erosion. 2、Clear Identification: Coming in pairs, these battery terminal connectors have clear '+' and '‑' markings. This user friendly design assists in effortless identification and averts incorrect connections. 3、Versatile Use: They are perfect for a range of applications including battery extension, parallel connection, and grounding. This makes them a versatile and handy addition to your vehicle maintenance kit. 4、Wide Compatibility: Battery clamps are suitable for cars, vehicles, RVS and boats with standard top column batteries (19 mm cone/cone positive and 17 mm cone/cone negative). 5、Easy Installation: Battery terminals can be directly installed without any need for additional modification. This makes the installation process faster and easier, saving you time and effort.