Feature:1. Widely Applicable: Battery terminal connectors suitable for cars, boats, RVs, trailers, etc. Please be sure to connect correct terminal to correct polarity.2. Stable Connection: The connectors guarantee safe and reliable electrical connections, effectively resist oxidation phenomena, thus improving performance and longevity.3. Wiring Size: Suitable for wires with a diameter of 5.27.4mm/0.20.3in (AWG specification 14) or 1635mm/0.621.37in ^2.4. Practical and Reliable: Multiple power leads, power switches or other current loads can be attached to help users respond flexibly to multiple needs.5. Durable Construction: The connectors are made of metal materials, which are resistant to high temperature, wear and cold, and are suitable for various harsh environments.Specification:Item Type: Car Battery Terminal ConnectorMaterial: MetalProduct Properties: Positive 17.5mm/0.68in, Negative 15.9mm/0.62inWire Size: Diameter 5.2 7.4mm/0.20.3in (AWG specification 1 4) or 16 35mm/0.621.37in^2 wireProduct Use: Connect the battery and power, stabilize the current, protect the battery.Application: Suitable for SAE JISA type terminal post car ship trailer and other vehiclesPackage List:2 xBattery Terminal Connector2 x Cover1 x Screwdriver