Function: 1. CORROSION RESISTANT BRASS: The battery terminal connector is made of premium brass with corrosion resistance and excellent electrical conductivity to reduce voltage distortion and transmission loss 2. APPLIED MODEL: Suitable for cylindrical car battery for SAE, for JIS, just make sure you connect the correct terminals with correct polarity, perfect for replacing worn and corroded terminals 3. EASY AND SAFE: This battery terminal connector has 4 terminals for wiring. Designed for multiple cable connections. Hex keys are provided for easy installation. Once the battery is installed, it is connected to the battery terminal by pressing a lever, so no tools are required. Easy and solid connection 4. WIDELY APPLIED: The battery terminal connector is suitable for cars, vans, RVs, caravans, truck batteries, car audio and so on 5. SUITABLE BATTERY: Battery cable quick connector end is for 45-200AH battery, can be universal Specification: Item Type: Battery Terminal Connector Suitable battery: 45-200AH battery, can be universal Positive and negative: red positive, black negative Package List: 1 x positive electrode clamp 1 x Negative Electrode Clamp 1 x special key Note: Do not overtighten the two screws during installation. Prevent cracking. Remove the product and install to use it.