【High-Quality Material】 The battery terminal body is made of Magnesium aluminum alloy material, which has strong corrosion resistance and good electrical conductivity, which can effectively reduce the transmission power loss and can be used for a long time.【Easy to installation 】： Just plug and play, Allow for quick removal charging and storage of your boat or vehicle battery. Ideal for battery installs in tight spaces.【About Package】 : Positive x1 and Negative x1 .【Widely Used】: These battery terminal connectors can be used in cars, trucks, caravans, RVs, truck batteries, car audio, etc. Set of 2 battery clips for car, motorcycle, boat, etc. Consists of 1x negative pole and 1x positive pole Suitable for all standard DIN poles For cable diameters up to 17 mm .