GUOXING About this item [4 WAY BATTERY TERMINAL] Made of high-quality brass and steel material which is corrosion resistant with excellent electrical conductivity that can reduce voltage distortion and transmission loss. And it has 4 ports for multiple cable connections, wiring is easy and convenient to modify. [POSITIVE NEGATIVE LABELED] Positive and Negative is clearly labeled on the battery terminal connectors that you can easily recognize. [WIDELY USE] Our battery terminal connectors are compatible with cars, vans, caravan, tachts, trucks, pickups, buses, etc. Works on round post auto batteries SAE/JIS Type A posts. Please be sure to connect correct terminal to correct polarity. [EASY TO USE] Equipped with a hex wrench which can help you to complete installation more convenient and easier. And it only takes a minute to clean, use the terminal cleaning brush that we provided to clean dirt, debris and corrosion. The products included can fully meet your need.Product Brass tin-plated body,strong electrical conductivity, anti-oxidation, anti-corrosion The installation is more convenient and firmer. Which can better protect your battery. Positive and negative signs, easy to identify. red and black labels, reduce the risk of electric shock. Wide Applicability Our battery terminal connectors are suitable for use in cars, vans, RVs, caravans, truck batteries, car stereos, and more. Just make sure to connect the correct terminals for the correct polarity. Ideal for replacing worn and corroded terminals. Size: 9*14*2.5cm Color: red + black Product includes: 1 pair of dismantling clip joints