1Application: Battery terminal connector is suitable for cars, vehicles, RVs, boats, it can help you enhance the performance of batteries and vehicles. 2Safe Connection: Battery top post connectors are well designed and rigorously manufactured to ensure a safe and reliable electrical connection. 3Fine Workmanship: Battery terminal has been specially treated to effectively resist oxidation phenomena, thus improving performance and life. 4Practical Design: Battery top post connectors allow you to attach multiple power cable, power switches, or other current loads for a variety of needs. 5Durable Material: Made of alloy metal materials, it has high temperature resistance, wear resistance and cold resistance, suitable for a variety of harsh environments.Item Type: Battery Terminal Top Post KitMaterial: Alloy + PVC + Pure CopperVoltage: DC 6V-12VLong Stud Size: M10 (M8 Size=3/8 In)Short Stud Size: M8 (M8 Size=5/16in)Lug Size: 2 x 3/8inApplicable Model: Suitable for cars, vehicles, RVs, and ships with standard top post batteries.1 x Battery Terminal Cover Kit (14Pcs)